139507116 has 36 divisors (see below), whose sum is σ = 378663768. Its totient is φ = 39859008.

The previous prime is 139507111. The next prime is 139507187. The reversal of 139507116 is 611705931.

It is a happy number.

It is a super-5 number, since 5×139507116⁵ (a number of 42 digits) contains 55555 as substring.

It is not an unprimeable number, because it can be changed into a prime (139507111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118041 + ... + 119216.

It is an arithmetic number, because the mean of its divisors is an integer number (10518438).

Almost surely, 2^139507116 is an apocalyptic number.

It is an amenable number.

139507116 is an abundant number, since it is smaller than the sum of its proper divisors (239156652).

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

139507116 is a wasteful number, since it uses less digits than its factorization.

139507116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237278 (or 237269 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 139507116 is about 11811.3130514774. The cubic root of 139507116 is about 518.6393371918.

The spelling of 139507116 in words is "one hundred thirty-nine million, five hundred seven thousand, one hundred sixteen".