102315361619 has 2 divisors, whose sum is σ = 102315361620. Its totient is φ = 102315361618.

The previous prime is 102315361607. The next prime is 102315361637. The reversal of 102315361619 is 916163513201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102315361619 - 2²⁰ = 102314313043 is a prime.

It is a super-2 number, since 2×102315361619² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102315361639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51157680809 + 51157680810.

It is an arithmetic number, because the mean of its divisors is an integer number (51157680810).

Almost surely, 2^102315361619 is an apocalyptic number.

102315361619 is a deficient number, since it is larger than the sum of its proper divisors (1).

102315361619 is an equidigital number, since it uses as much as digits as its factorization.

102315361619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 38.

The spelling of 102315361619 in words is "one hundred two billion, three hundred fifteen million, three hundred sixty-one thousand, six hundred nineteen".