102513135451 has 2 divisors, whose sum is σ = 102513135452. Its totient is φ = 102513135450.

The previous prime is 102513135449. The next prime is 102513135469. The reversal of 102513135451 is 154531315201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102513135451 - 2¹ = 102513135449 is a prime.

Together with 102513135449, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (102513135421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51256567725 + 51256567726.

It is an arithmetic number, because the mean of its divisors is an integer number (51256567726).

Almost surely, 2^102513135451 is an apocalyptic number.

102513135451 is a deficient number, since it is larger than the sum of its proper divisors (1).

102513135451 is an equidigital number, since it uses as much as digits as its factorization.

102513135451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 102513135451 in words is "one hundred two billion, five hundred thirteen million, one hundred thirty-five thousand, four hundred fifty-one".