11542054525 has 24 divisors (see below), whose sum is σ = 14683763304. Its totient is φ = 8994585600.

The previous prime is 11542054499. The next prime is 11542054543. The reversal of 11542054525 is 52545024511.

It can be written as a sum of positive squares in 12 ways, for example, as 4361017444 + 7181037081 = 66038^2 + 84741^2 .

It is not a de Polignac number, because 11542054525 - 2⁵ = 11542054493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 685609 + ... + 702241.

It is an arithmetic number, because the mean of its divisors is an integer number (611823471).

Almost surely, 2^11542054525 is an apocalyptic number.

It is an amenable number.

11542054525 is a deficient number, since it is larger than the sum of its proper divisors (3141708779).

11542054525 is a wasteful number, since it uses less digits than its factorization.

11542054525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17361 (or 17356 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 11542054525 in words is "eleven billion, five hundred forty-two million, fifty-four thousand, five hundred twenty-five".