139736007 has 12 divisors (see below), whose sum is σ = 208801320. Its totient is φ = 89944848.

The previous prime is 139735987. The next prime is 139736011. The reversal of 139736007 is 700637931.

It is not a de Polignac number, because 139736007 - 2¹⁰ = 139734983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139736057) 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, 267433 + ... + 267954.

It is an arithmetic number, because the mean of its divisors is an integer number (17400110).

Almost surely, 2^139736007 is an apocalyptic number.

139736007 is a deficient number, since it is larger than the sum of its proper divisors (69065313).

139736007 is a wasteful number, since it uses less digits than its factorization.

139736007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535422 (or 535419 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 36.

The square root of 139736007 is about 11820.9985618813. The cubic root of 139736007 is about 518.9228281349.

The spelling of 139736007 in words is "one hundred thirty-nine million, seven hundred thirty-six thousand, seven".