1402401131 has 2 divisors, whose sum is σ = 1402401132. Its totient is φ = 1402401130.

The previous prime is 1402401109. The next prime is 1402401139. The reversal of 1402401131 is 1311042041.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1311042041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1402401131 - 2⁶ = 1402401067 is a prime.

It is a super-2 number, since 2×1402401131² = 3933457864460158322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1402401139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701200565 + 701200566.

It is an arithmetic number, because the mean of its divisors is an integer number (701200566).

Almost surely, 2^1402401131 is an apocalyptic number.

1402401131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402401131 is an equidigital number, since it uses as much as digits as its factorization.

1402401131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1402401131 is about 37448.6465843560. The cubic root of 1402401131 is about 1119.3281288698.

Adding to 1402401131 its reverse (1311042041), we get a palindrome (2713443172).

The spelling of 1402401131 in words is "one billion, four hundred two million, four hundred one thousand, one hundred thirty-one".