2612131 has 2 divisors, whose sum is σ = 2612132. Its totient is φ = 2612130.

The previous prime is 2612123. The next prime is 2612143. The reversal of 2612131 is 1312162.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2612131 - 2³ = 2612123 is a prime.

It is a super-2 number, since 2×2612131² = 13646456722322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2612171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1306065 + 1306066.

It is an arithmetic number, because the mean of its divisors is an integer number (1306066).

2^2612131 is an apocalyptic number.

2612131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2612131 is an equidigital number, since it uses as much as digits as its factorization.

2612131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72, while the sum is 16.

The square root of 2612131 is about 1616.2088355160. The cubic root of 2612131 is about 137.7204134291.

Adding to 2612131 its reverse (1312162), we get a palindrome (3924293).

The spelling of 2612131 in words is "two million, six hundred twelve thousand, one hundred thirty-one".