139141934 has 4 divisors (see below), whose sum is σ = 208712904. Its totient is φ = 69570966.

The previous prime is 139141901. The next prime is 139141993. The reversal of 139141934 is 439141931.

139141934 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 139141894 and 139141903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34785482 + ... + 34785485.

It is an arithmetic number, because the mean of its divisors is an integer number (52178226).

Almost surely, 2^139141934 is an apocalyptic number.

139141934 is a deficient number, since it is larger than the sum of its proper divisors (69570970).

139141934 is an equidigital number, since it uses as much as digits as its factorization.

139141934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69570969.

The product of its digits is 11664, while the sum is 35.

The square root of 139141934 is about 11795.8439291133. The cubic root of 139141934 is about 518.1864015133.

The spelling of 139141934 in words is "one hundred thirty-nine million, one hundred forty-one thousand, nine hundred thirty-four".