139002395 has 16 divisors (see below), whose sum is σ = 190848960. Its totient is φ = 95207424.

The previous prime is 139002263. The next prime is 139002401. The reversal of 139002395 is 593200931.

It is a cyclic number.

It is not a de Polignac number, because 139002395 - 2⁸ = 139002139 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40091 + ... + 43419.

It is an arithmetic number, because the mean of its divisors is an integer number (11928060).

Almost surely, 2^139002395 is an apocalyptic number.

139002395 is a deficient number, since it is larger than the sum of its proper divisors (51846565).

139002395 is a wasteful number, since it uses less digits than its factorization.

139002395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4534.

The product of its (nonzero) digits is 7290, while the sum is 32.

The square root of 139002395 is about 11789.9276927384. The cubic root of 139002395 is about 518.0131218632.

The spelling of 139002395 in words is "one hundred thirty-nine million, two thousand, three hundred ninety-five".