139275365 has 4 divisors (see below), whose sum is σ = 167130444. Its totient is φ = 111420288.

The previous prime is 139275349. The next prime is 139275397. The reversal of 139275365 is 563572931.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 100922116 + 38353249 = 10046^2 + 6193^2 .

It is a cyclic number.

It is not a de Polignac number, because 139275365 - 2⁴ = 139275349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13927532 + ... + 13927541.

It is an arithmetic number, because the mean of its divisors is an integer number (41782611).

Almost surely, 2^139275365 is an apocalyptic number.

It is an amenable number.

139275365 is a deficient number, since it is larger than the sum of its proper divisors (27855079).

139275365 is an equidigital number, since it uses as much as digits as its factorization.

139275365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27855078.

The product of its digits is 170100, while the sum is 41.

The square root of 139275365 is about 11801.4984218107. The cubic root of 139275365 is about 518.3519879235.

The spelling of 139275365 in words is "one hundred thirty-nine million, two hundred seventy-five thousand, three hundred sixty-five".