11040725137 has 4 divisors (see below), whose sum is σ = 11890011700. Its totient is φ = 10191438576.

The previous prime is 11040725119. The next prime is 11040725161. The reversal of 11040725137 is 73152704011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2675061841 + 8365663296 = 51721^2 + 91464^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11040725137 is a prime.

It is a super-2 number, since 2×11040725137² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11040725099 and 11040725108.

It is not an unprimeable number, because it can be changed into a prime (11040125137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424643262 + ... + 424643287.

It is an arithmetic number, because the mean of its divisors is an integer number (2972502925).

Almost surely, 2^11040725137 is an apocalyptic number.

It is an amenable number.

11040725137 is a deficient number, since it is larger than the sum of its proper divisors (849286563).

11040725137 is an equidigital number, since it uses as much as digits as its factorization.

11040725137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849286562.

The product of its (nonzero) digits is 5880, while the sum is 31.

The spelling of 11040725137 in words is "eleven billion, forty million, seven hundred twenty-five thousand, one hundred thirty-seven".