102152513 has 2 divisors, whose sum is σ = 102152514. Its totient is φ = 102152512.

The previous prime is 102152503. The next prime is 102152527. The reversal of 102152513 is 315251201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86248369 + 15904144 = 9287^2 + 3988^2 .

It is an emirp because it is prime and its reverse (315251201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102152513 - 2¹⁴ = 102136129 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102152503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51076256 + 51076257.

It is an arithmetic number, because the mean of its divisors is an integer number (51076257).

Almost surely, 2^102152513 is an apocalyptic number.

It is an amenable number.

102152513 is a deficient number, since it is larger than the sum of its proper divisors (1).

102152513 is an equidigital number, since it uses as much as digits as its factorization.

102152513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 102152513 is about 10107.0526366493. The cubic root of 102152513 is about 467.4656296998.

The spelling of 102152513 in words is "one hundred two million, one hundred fifty-two thousand, five hundred thirteen".