2312381137 has 8 divisors (see below), whose sum is σ = 2528349120. Its totient is φ = 2097371760.

The previous prime is 2312381051. The next prime is 2312381143. The reversal of 2312381137 is 7311832132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2312381137 - 2⁷ = 2312381009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2312381099 and 2312381108.

It is not an unprimeable number, because it can be changed into a prime (2312381177) 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 7 ways as a sum of consecutive naturals, for example, 234598 + ... + 244255.

It is an arithmetic number, because the mean of its divisors is an integer number (316043640).

Almost surely, 2^2312381137 is an apocalyptic number.

It is an amenable number.

2312381137 is a deficient number, since it is larger than the sum of its proper divisors (215967983).

2312381137 is a wasteful number, since it uses less digits than its factorization.

2312381137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479303.

The product of its digits is 6048, while the sum is 31.

The square root of 2312381137 is about 48087.2242596721. The cubic root of 2312381137 is about 1322.3704606879.

The spelling of 2312381137 in words is "two billion, three hundred twelve million, three hundred eighty-one thousand, one hundred thirty-seven".