102365889 has 16 divisors (see below), whose sum is σ = 140906304. Its totient is φ = 66060800.

The previous prime is 102365873. The next prime is 102365897. The reversal of 102365889 is 988563201.

It is a cyclic number.

It is not a de Polignac number, because 102365889 - 2⁴ = 102365873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102365889.

It is not an unprimeable number, because it can be changed into a prime (102365839) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12937 + ... + 19289.

It is an arithmetic number, because the mean of its divisors is an integer number (8806644).

Almost surely, 2^102365889 is an apocalyptic number.

It is an amenable number.

102365889 is a deficient number, since it is larger than the sum of its proper divisors (38540415).

102365889 is a wasteful number, since it uses less digits than its factorization.

102365889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6528.

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 102365889 is about 10117.6029275713. The cubic root of 102365889 is about 467.7908838192.

The spelling of 102365889 in words is "one hundred two million, three hundred sixty-five thousand, eight hundred eighty-nine".