1154525952 has 72 divisors (see below), whose sum is σ = 3114966064. Its totient is φ = 379551744.

The previous prime is 1154525927. The next prime is 1154525971. The reversal of 1154525952 is 2595254511.

It is a self number, because there is not a number n which added to its sum of digits gives 1154525952.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45768 + ... + 66360.

Almost surely, 2^1154525952 is an apocalyptic number.

1154525952 is a gapful number since it is divisible by the number (12) 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 1154525952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1557483032).

1154525952 is an abundant number, since it is smaller than the sum of its proper divisors (1960440112).

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

1154525952 is an equidigital number, since it uses as much as digits as its factorization.

1154525952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20685 (or 20671 counting only the distinct ones).

The product of its digits is 90000, while the sum is 39.

The square root of 1154525952 is about 33978.3159088263. The cubic root of 1154525952 is about 1049.0621866725.

The spelling of 1154525952 in words is "one billion, one hundred fifty-four million, five hundred twenty-five thousand, nine hundred fifty-two".