139071050 has 24 divisors (see below), whose sum is σ = 273889836. Its totient is φ = 52355840.

The previous prime is 139070983. The next prime is 139071061. The reversal of 139071050 is 50170931.

139071050 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 78340201 + 60730849 = 8851^2 + 7793^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80957 + ... + 82656.

Almost surely, 2^139071050 is an apocalyptic number.

139071050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139071050 is a deficient number, since it is larger than the sum of its proper divisors (134818786).

139071050 is a wasteful number, since it uses less digits than its factorization.

139071050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163642 (or 163637 counting only the distinct ones).

The product of its (nonzero) digits is 945, while the sum is 26.

The square root of 139071050 is about 11792.8389287737. The cubic root of 139071050 is about 518.0983921860.

The spelling of 139071050 in words is "one hundred thirty-nine million, seventy-one thousand, fifty".