2541512889931 has 2 divisors, whose sum is σ = 2541512889932. Its totient is φ = 2541512889930.

The previous prime is 2541512889889. The next prime is 2541512889941. The reversal of 2541512889931 is 1399882151452.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2541512889931 - 2²³ = 2541504501323 is a prime.

It is a super-2 number, since 2×2541512889931² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2541512889941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270756444965 + 1270756444966.

It is an arithmetic number, because the mean of its divisors is an integer number (1270756444966).

Almost surely, 2^{2541512889931} is an apocalyptic number.

2541512889931 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541512889931 is an equidigital number, since it uses as much as digits as its factorization.

2541512889931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6220800, while the sum is 58.

The spelling of 2541512889931 in words is "two trillion, five hundred forty-one billion, five hundred twelve million, eight hundred eighty-nine thousand, nine hundred thirty-one".