11142521400 has 96 divisors (see below), whose sum is σ = 34563524400. Its totient is φ = 2969472000.

The previous prime is 11142521387. The next prime is 11142521407. The reversal of 11142521400 is 412524111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11142521407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1135716 + ... + 1145484.

Almost surely, 2^11142521400 is an apocalyptic number.

11142521400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11142521400 is an abundant number, since it is smaller than the sum of its proper divisors (23421003000).

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

11142521400 is a wasteful number, since it uses less digits than its factorization.

11142521400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11689 (or 11680 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The spelling of 11142521400 in words is "eleven billion, one hundred forty-two million, five hundred twenty-one thousand, four hundred".