139795051 has 12 divisors (see below), whose sum is σ = 158961600. Its totient is φ = 122701040.

The previous prime is 139795043. The next prime is 139795057. The reversal of 139795051 is 150597931.

It is not a de Polignac number, because 139795051 - 2³ = 139795043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 139794995 and 139795013.

It is not an unprimeable number, because it can be changed into a prime (139795057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16411 + ... + 23428.

It is an arithmetic number, because the mean of its divisors is an integer number (13246800).

Almost surely, 2^139795051 is an apocalyptic number.

139795051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

139795051 is a deficient number, since it is larger than the sum of its proper divisors (19166549).

139795051 is a wasteful number, since it uses less digits than its factorization.

139795051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39890 (or 39879 counting only the distinct ones).

The product of its (nonzero) digits is 42525, while the sum is 40.

The square root of 139795051 is about 11823.4957182722. The cubic root of 139795051 is about 518.9959063288.

The spelling of 139795051 in words is "one hundred thirty-nine million, seven hundred ninety-five thousand, fifty-one".