1312132124 has 12 divisors (see below), whose sum is σ = 2297287104. Its totient is φ = 655764384.

The previous prime is 1312132117. The next prime is 1312132177. The reversal of 1312132124 is 4212312131.

It is a junction number, because it is equal to n+sod(n) for n = 1312132096 and 1312132105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65489 + ... + 83144.

It is an arithmetic number, because the mean of its divisors is an integer number (191440592).

Almost surely, 2^1312132124 is an apocalyptic number.

It is an amenable number.

1312132124 is a deficient number, since it is larger than the sum of its proper divisors (985154980).

1312132124 is a wasteful number, since it uses less digits than its factorization.

1312132124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150844 (or 150842 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

The square root of 1312132124 is about 36223.3643385040. The cubic root of 1312132124 is about 1094.7774820811. Note that the first 3 decimals are identical.

Adding to 1312132124 its reverse (4212312131), we get a palindrome (5524444255).

The spelling of 1312132124 in words is "one billion, three hundred twelve million, one hundred thirty-two thousand, one hundred twenty-four".