102515113 has 2 divisors, whose sum is σ = 102515114. Its totient is φ = 102515112.

The previous prime is 102515081. The next prime is 102515137. The reversal of 102515113 is 311515201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60886809 + 41628304 = 7803^2 + 6452^2 .

It is a cyclic number.

It is not a de Polignac number, because 102515113 - 2⁵ = 102515081 is a prime.

It is not a weakly prime, because it can be changed into another prime (102515143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51257556 + 51257557.

It is an arithmetic number, because the mean of its divisors is an integer number (51257557).

Almost surely, 2^102515113 is an apocalyptic number.

It is an amenable number.

102515113 is a deficient number, since it is larger than the sum of its proper divisors (1).

102515113 is an equidigital number, since it uses as much as digits as its factorization.

102515113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 102515113 is about 10124.9747160178. The cubic root of 102515113 is about 468.0180810337.

The spelling of 102515113 in words is "one hundred two million, five hundred fifteen thousand, one hundred thirteen".