1402310131 has 2 divisors, whose sum is σ = 1402310132. Its totient is φ = 1402310130.

The previous prime is 1402310123. The next prime is 1402310153. The reversal of 1402310131 is 1310132041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1402310131 - 2³ = 1402310123 is a prime.

It is a super-2 number, since 2×1402310131² = 3932947407010474322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1402310111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701155065 + 701155066.

It is an arithmetic number, because the mean of its divisors is an integer number (701155066).

Almost surely, 2^1402310131 is an apocalyptic number.

1402310131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402310131 is an equidigital number, since it uses as much as digits as its factorization.

1402310131 is an evil number, because the sum of its binary digits is even.

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

The square root of 1402310131 is about 37447.4315674653. The cubic root of 1402310131 is about 1119.3039177601.

Adding to 1402310131 its reverse (1310132041), we get a palindrome (2712442172).

The spelling of 1402310131 in words is "one billion, four hundred two million, three hundred ten thousand, one hundred thirty-one".