11525722043 has 16 divisors (see below), whose sum is σ = 12933672192. Its totient is φ = 10181940000.

The previous prime is 11525722001. The next prime is 11525722081. The reversal of 11525722043 is 34022752511.

It is a cyclic number.

It is not a de Polignac number, because 11525722043 - 2²⁰ = 11524673467 is a prime.

It is a super-2 number, since 2×11525722043² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11525722843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47783 + ... + 159168.

It is an arithmetic number, because the mean of its divisors is an integer number (808354512).

Almost surely, 2^11525722043 is an apocalyptic number.

11525722043 is a deficient number, since it is larger than the sum of its proper divisors (1407950149).

11525722043 is a wasteful number, since it uses less digits than its factorization.

11525722043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207106.

The product of its (nonzero) digits is 16800, while the sum is 32.

The spelling of 11525722043 in words is "eleven billion, five hundred twenty-five million, seven hundred twenty-two thousand, forty-three".