11537751051 has 28 divisors (see below), whose sum is σ = 17371355040. Its totient is φ = 7659534960.

The previous prime is 11537750963. The next prime is 11537751133. The reversal of 11537751051 is 15015773511.

11537751051 is a `hidden beast` number, since 1 + 1 + 537 + 75 + 1 + 0 + 51 = 666.

11537751051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11537751051 - 2⁷ = 11537750923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11537750997 and 11537751015.

It is not an unprimeable number, because it can be changed into a prime (11537751751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 141121 + ... + 207341.

Almost surely, 2^11537751051 is an apocalyptic number.

11537751051 is a deficient number, since it is larger than the sum of its proper divisors (5833603989).

11537751051 is an frugal number, since it uses more digits than its factorization.

11537751051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66478 (or 66463 counting only the distinct ones).

The product of its (nonzero) digits is 18375, while the sum is 36.

The spelling of 11537751051 in words is "eleven billion, five hundred thirty-seven million, seven hundred fifty-one thousand, fifty-one".