139900134 has 16 divisors (see below), whose sum is σ = 305236800. Its totient is φ = 42393960.

The previous prime is 139900133. The next prime is 139900169. The reversal of 139900134 is 431009931.

139900134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139900133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1059784 + ... + 1059915.

It is an arithmetic number, because the mean of its divisors is an integer number (19077300).

Almost surely, 2^139900134 is an apocalyptic number.

139900134 is an abundant number, since it is smaller than the sum of its proper divisors (165336666).

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

139900134 is a wasteful number, since it uses less digits than its factorization.

139900134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2119715.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 139900134 is about 11827.9387046095. The cubic root of 139900134 is about 519.1259156697.

The spelling of 139900134 in words is "one hundred thirty-nine million, nine hundred thousand, one hundred thirty-four".