102990339 has 32 divisors (see below), whose sum is σ = 162969600. Its totient is φ = 64139040.

The previous prime is 102990337. The next prime is 102990353. The reversal of 102990339 is 933099201.

It is not a de Polignac number, because 102990339 - 2¹ = 102990337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102990331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22152 + ... + 26394.

It is an arithmetic number, because the mean of its divisors is an integer number (5092800).

Almost surely, 2^102990339 is an apocalyptic number.

102990339 is a deficient number, since it is larger than the sum of its proper divisors (59979261).

102990339 is a wasteful number, since it uses less digits than its factorization.

102990339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4312 (or 4306 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 36.

The square root of 102990339 is about 10148.4155906230. The cubic root of 102990339 is about 468.7401585134.

The spelling of 102990339 in words is "one hundred two million, nine hundred ninety thousand, three hundred thirty-nine".