139459104 has 48 divisors (see below), whose sum is σ = 406758240. Its totient is φ = 46486080.

The previous prime is 139459091. The next prime is 139459139. The reversal of 139459104 is 401954931.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 79842 + ... + 81569.

It is an arithmetic number, because the mean of its divisors is an integer number (8474130).

Almost surely, 2^139459104 is an apocalyptic number.

It is an amenable number.

139459104 is an abundant number, since it is smaller than the sum of its proper divisors (267299136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139459104 is a wasteful number, since it uses less digits than its factorization.

139459104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161430 (or 161416 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 139459104 is about 11809.2804183828. The cubic root of 139459104 is about 518.5798330134.

The spelling of 139459104 in words is "one hundred thirty-nine million, four hundred fifty-nine thousand, one hundred four".