102856373 has 2 divisors, whose sum is σ = 102856374. Its totient is φ = 102856372.

The previous prime is 102856363. The next prime is 102856393. The reversal of 102856373 is 373658201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98763844 + 4092529 = 9938^2 + 2023^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102856373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102856333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51428186 + 51428187.

It is an arithmetic number, because the mean of its divisors is an integer number (51428187).

Almost surely, 2^102856373 is an apocalyptic number.

It is an amenable number.

102856373 is a deficient number, since it is larger than the sum of its proper divisors (1).

102856373 is an equidigital number, since it uses as much as digits as its factorization.

102856373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 102856373 is about 10141.8131022022. The cubic root of 102856373 is about 468.5368304096.

The spelling of 102856373 in words is "one hundred two million, eight hundred fifty-six thousand, three hundred seventy-three".