2501456131 has 2 divisors, whose sum is σ = 2501456132. Its totient is φ = 2501456130.

The previous prime is 2501456129. The next prime is 2501456147. The reversal of 2501456131 is 1316541052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2501456131 - 2¹ = 2501456129 is a prime.

It is a super-2 number, since 2×2501456131² = 12514565550634978322, which contains 22 as substring.

Together with 2501456129, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2501456131.

It is not a weakly prime, because it can be changed into another prime (2501456171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250728065 + 1250728066.

It is an arithmetic number, because the mean of its divisors is an integer number (1250728066).

Almost surely, 2^2501456131 is an apocalyptic number.

2501456131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2501456131 is an equidigital number, since it uses as much as digits as its factorization.

2501456131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 2501456131 is about 50014.5591902998. The cubic root of 2501456131 is about 1357.4722603305.

Adding to 2501456131 its reverse (1316541052), we get a palindrome (3817997183).

The spelling of 2501456131 in words is "two billion, five hundred one million, four hundred fifty-six thousand, one hundred thirty-one".