2531363542031 has 2 divisors, whose sum is σ = 2531363542032. Its totient is φ = 2531363542030.

The previous prime is 2531363542009. The next prime is 2531363542111. The reversal of 2531363542031 is 1302453631352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2531363542031 - 2³⁸ = 2256485635087 is a prime.

It is a super-2 number, since 2×2531363542031² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2531363542531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265681771015 + 1265681771016.

It is an arithmetic number, because the mean of its divisors is an integer number (1265681771016).

Almost surely, 2^{2531363542031} is an apocalyptic number.

2531363542031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2531363542031 is an equidigital number, since it uses as much as digits as its factorization.

2531363542031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 194400, while the sum is 38.

The spelling of 2531363542031 in words is "two trillion, five hundred thirty-one billion, three hundred sixty-three million, five hundred forty-two thousand, thirty-one".