6131253136 has 10 divisors (see below), whose sum is σ = 11879302982. Its totient is φ = 3065626560.

The previous prime is 6131253131. The next prime is 6131253157. The reversal of 6131253136 is 6313521316.

It can be written as a sum of positive squares in only one way, i.e., 5870624400 + 260628736 = 76620^2 + 16144^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6131253098 and 6131253107.

It is not an unprimeable number, because it can be changed into a prime (6131253131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191601645 + ... + 191601676.

Almost surely, 2^6131253136 is an apocalyptic number.

It is an amenable number.

6131253136 is a deficient number, since it is larger than the sum of its proper divisors (5748049846).

6131253136 is a wasteful number, since it uses less digits than its factorization.

6131253136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383203329 (or 383203323 counting only the distinct ones).

The product of its digits is 9720, while the sum is 31.

The square root of 6131253136 is about 78302.3188417814. The cubic root of 6131253136 is about 1830.2752864057.

The spelling of 6131253136 in words is "six billion, one hundred thirty-one million, two hundred fifty-three thousand, one hundred thirty-six".