139134753 has 32 divisors (see below), whose sum is σ = 210890880. Its totient is φ = 91772352.

The previous prime is 139134703. The next prime is 139134757. The reversal of 139134753 is 357431931.

It is not a de Polignac number, because 139134753 - 2⁸ = 139134497 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (139134757) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 246850 + ... + 247412.

It is an arithmetic number, because the mean of its divisors is an integer number (6590340).

Almost surely, 2^139134753 is an apocalyptic number.

It is an amenable number.

139134753 is a deficient number, since it is larger than the sum of its proper divisors (71756127).

139134753 is an frugal number, since it uses more digits than its factorization.

139134753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697 (or 679 counting only the distinct ones).

The product of its digits is 34020, while the sum is 36.

The square root of 139134753 is about 11795.5395383170. The cubic root of 139134753 is about 518.1774869696.

The spelling of 139134753 in words is "one hundred thirty-nine million, one hundred thirty-four thousand, seven hundred fifty-three".