3105131 has 2 divisors, whose sum is σ = 3105132. Its totient is φ = 3105130.

The previous prime is 3105119. The next prime is 3105143. The reversal of 3105131 is 1315013.

It is a balanced prime because it is at equal distance from previous prime (3105119) and next prime (3105143).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3105131 is a prime.

It is a super-2 number, since 2×3105131² = 19283677054322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3105181) 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 as a sum of consecutive naturals, namely, 1552565 + 1552566.

It is an arithmetic number, because the mean of its divisors is an integer number (1552566).

Almost surely, 2^3105131 is an apocalyptic number.

3105131 is a deficient number, since it is larger than the sum of its proper divisors (1).

3105131 is an equidigital number, since it uses as much as digits as its factorization.

3105131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45, while the sum is 14.

The square root of 3105131 is about 1762.1381898137. The cubic root of 3105131 is about 145.8903755809.

The spelling of 3105131 in words is "three million, one hundred five thousand, one hundred thirty-one".