139034434 has 16 divisors (see below), whose sum is σ = 260012736. Its totient is φ = 54169200.

The previous prime is 139034429. The next prime is 139034443. The reversal of 139034434 is 434430931.

It is a junction number, because it is equal to n+sod(n) for n = 139034396 and 139034405.

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 7 ways as a sum of consecutive naturals, for example, 451257 + ... + 451564.

It is an arithmetic number, because the mean of its divisors is an integer number (16250796).

Almost surely, 2^139034434 is an apocalyptic number.

139034434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

139034434 is a deficient number, since it is larger than the sum of its proper divisors (120978302).

139034434 is a wasteful number, since it uses less digits than its factorization.

139034434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902841.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 139034434 is about 11791.2863590026. The cubic root of 139034434 is about 518.0529181737.

The spelling of 139034434 in words is "one hundred thirty-nine million, thirty-four thousand, four hundred thirty-four".