1065515148 has 72 divisors (see below), whose sum is σ = 2804586960. Its totient is φ = 354154032.

The previous prime is 1065515123. The next prime is 1065515153. The reversal of 1065515148 is 8415155601.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

1065515148 is a `hidden beast` number, since 10 + 6 + 551 + 51 + 48 = 666.

1065515148 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1065515148² = 2270645061234923808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3052878 + ... + 3053226.

Almost surely, 2^1065515148 is an apocalyptic number.

1065515148 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1065515148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1402293480).

1065515148 is an abundant number, since it is smaller than the sum of its proper divisors (1739071812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1065515148 is an frugal number, since it uses more digits than its factorization.

1065515148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723 (or 354 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 36.

The square root of 1065515148 is about 32642.2295194431. The cubic root of 1065515148 is about 1021.3781026311.

The spelling of 1065515148 in words is "one billion, sixty-five million, five hundred fifteen thousand, one hundred forty-eight".