11525120514 has 12 divisors (see below), whose sum is σ = 24971094486. Its totient is φ = 3841706832.

The previous prime is 11525120507. The next prime is 11525120561. The reversal of 11525120514 is 41502152511.

It is a happy number.

11525120514 is a `hidden beast` number, since 1 + 1 + 5 + 25 + 120 + 514 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11413289889 + 111830625 = 106833^2 + 10575^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 320142219 + ... + 320142254.

Almost surely, 2^11525120514 is an apocalyptic number.

11525120514 is an abundant number, since it is smaller than the sum of its proper divisors (13445973972).

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

11525120514 is a wasteful number, since it uses less digits than its factorization.

11525120514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640284481 (or 640284478 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 27.

The spelling of 11525120514 in words is "eleven billion, five hundred twenty-five million, one hundred twenty thousand, five hundred fourteen".