139377038 has 4 divisors (see below), whose sum is σ = 209065560. Its totient is φ = 69688518.

The previous prime is 139377019. The next prime is 139377053. The reversal of 139377038 is 830773931.

139377038 is digitally balanced in base 2, 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 = 139376986 and 139377004.

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, 34844258 + ... + 34844261.

It is an arithmetic number, because the mean of its divisors is an integer number (52266390).

Almost surely, 2^139377038 is an apocalyptic number.

139377038 is a deficient number, since it is larger than the sum of its proper divisors (69688522).

139377038 is an equidigital number, since it uses as much as digits as its factorization.

139377038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69688521.

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 139377038 is about 11805.8052669015. The cubic root of 139377038 is about 518.4780920204.

The spelling of 139377038 in words is "one hundred thirty-nine million, three hundred seventy-seven thousand, thirty-eight".