139164050 has 12 divisors (see below), whose sum is σ = 258845226. Its totient is φ = 55665600.

The previous prime is 139164043. The next prime is 139164071. The reversal of 139164050 is 50461931.

It can be written as a sum of positive squares in 3 ways, for example, as 52432081 + 86731969 = 7241^2 + 9313^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1391591 + ... + 1391690.

Almost surely, 2^139164050 is an apocalyptic number.

139164050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139164050 is a deficient number, since it is larger than the sum of its proper divisors (119681176).

139164050 is a wasteful number, since it uses less digits than its factorization.

139164050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2783293 (or 2783288 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 139164050 is about 11796.7813406878. The cubic root of 139164050 is about 518.2138545439.

The spelling of 139164050 in words is "one hundred thirty-nine million, one hundred sixty-four thousand, fifty".