2502321431 has 2 divisors, whose sum is σ = 2502321432. Its totient is φ = 2502321430.

The previous prime is 2502321397. The next prime is 2502321439. The reversal of 2502321431 is 1341232052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2502321431 - 2¹⁰ = 2502320407 is a prime.

It is a super-2 number, since 2×2502321431² = 12523225088083775522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2502321397 and 2502321406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2502321439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251160715 + 1251160716.

It is an arithmetic number, because the mean of its divisors is an integer number (1251160716).

Almost surely, 2^2502321431 is an apocalyptic number.

2502321431 is a deficient number, since it is larger than the sum of its proper divisors (1).

2502321431 is an equidigital number, since it uses as much as digits as its factorization.

2502321431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2502321431 is about 50023.2089234587. The cubic root of 2502321431 is about 1357.6287672170.

Adding to 2502321431 its reverse (1341232052), we get a palindrome (3843553483).

The spelling of 2502321431 in words is "two billion, five hundred two million, three hundred twenty-one thousand, four hundred thirty-one".