139377105 has 80 divisors (see below), whose sum is σ = 288123264. Its totient is φ = 63141120.

The previous prime is 139377053. The next prime is 139377127. The reversal of 139377105 is 501773931.

139377105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 139377105 - 2⁷ = 139376977 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 139377105.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 598069 + ... + 598301.

Almost surely, 2^139377105 is an apocalyptic number.

139377105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

139377105 is an abundant number, since it is smaller than the sum of its proper divisors (148746159).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139377105 is a wasteful number, since it uses less digits than its factorization.

139377105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468 (or 459 counting only the distinct ones).

The product of its (nonzero) digits is 19845, while the sum is 36.

The square root of 139377105 is about 11805.8081044882. The cubic root of 139377105 is about 518.4781750997.

The spelling of 139377105 in words is "one hundred thirty-nine million, three hundred seventy-seven thousand, one hundred five".