131234612 has 12 divisors (see below), whose sum is σ = 231036960. Its totient is φ = 65224056.

The previous prime is 131234591. The next prime is 131234627. The reversal of 131234612 is 216432131.

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, 97562 + ... + 98897.

It is an arithmetic number, because the mean of its divisors is an integer number (19253080).

Almost surely, 2^131234612 is an apocalyptic number.

It is an amenable number.

131234612 is a deficient number, since it is larger than the sum of its proper divisors (99802348).

131234612 is a wasteful number, since it uses less digits than its factorization.

131234612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196630 (or 196628 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 131234612 is about 11455.7676303249. The cubic root of 131234612 is about 508.1783169237.

Adding to 131234612 its reverse (216432131), we get a palindrome (347666743).

The spelling of 131234612 in words is "one hundred thirty-one million, two hundred thirty-four thousand, six hundred twelve".