2511117424987 has 2 divisors, whose sum is σ = 2511117424988. Its totient is φ = 2511117424986.

The previous prime is 2511117424979. The next prime is 2511117425023. The reversal of 2511117424987 is 7894247111152.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2511117424987 - 2³ = 2511117424979 is a prime.

It is not a weakly prime, because it can be changed into another prime (2511117424927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1255558712493 + 1255558712494.

It is an arithmetic number, because the mean of its divisors is an integer number (1255558712494).

Almost surely, 2^{2511117424987} is an apocalyptic number.

2511117424987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2511117424987 is an equidigital number, since it uses as much as digits as its factorization.

2511117424987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1128960, while the sum is 52.

The spelling of 2511117424987 in words is "two trillion, five hundred eleven billion, one hundred seventeen million, four hundred twenty-four thousand, nine hundred eighty-seven".