1065151515 has 16 divisors (see below), whose sum is σ = 1713662496. Its totient is φ = 564940800.

The previous prime is 1065151489. The next prime is 1065151517. The reversal of 1065151515 is 5151515601.

It is not a de Polignac number, because 1065151515 - 2⁷ = 1065151387 is a prime.

It is a super-2 number, since 2×1065151515² = 2269095499813590450, which contains 22 as substring.

1065151515 is a modest number, since divided by 151515 gives 1065 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1065151517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193446 + ... + 198875.

It is an arithmetic number, because the mean of its divisors is an integer number (107103906).

Almost surely, 2^1065151515 is an apocalyptic number.

1065151515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1065151515 is a deficient number, since it is larger than the sum of its proper divisors (648510981).

1065151515 is a wasteful number, since it uses less digits than its factorization.

1065151515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392510.

The product of its (nonzero) digits is 3750, while the sum is 30.

The square root of 1065151515 is about 32636.6590661483. The cubic root of 1065151515 is about 1021.2618993583.

The spelling of 1065151515 in words is "one billion, sixty-five million, one hundred fifty-one thousand, five hundred fifteen".