139116755 has 4 divisors (see below), whose sum is σ = 166940112. Its totient is φ = 111293400.

The previous prime is 139116713. The next prime is 139116767. The reversal of 139116755 is 557611931.

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

It is not a de Polignac number, because 139116755 - 2¹⁴ = 139100371 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13911671 + ... + 13911680.

It is an arithmetic number, because the mean of its divisors is an integer number (41735028).

Almost surely, 2^139116755 is an apocalyptic number.

139116755 is a deficient number, since it is larger than the sum of its proper divisors (27823357).

139116755 is an equidigital number, since it uses as much as digits as its factorization.

139116755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27823356.

The product of its digits is 28350, while the sum is 38.

The square root of 139116755 is about 11794.7765981387. The cubic root of 139116755 is about 518.1551427784.

The spelling of 139116755 in words is "one hundred thirty-nine million, one hundred sixteen thousand, seven hundred fifty-five".