139345498 has 16 divisors (see below), whose sum is σ = 223278120. Its totient is φ = 64992256.

The previous prime is 139345489. The next prime is 139345517. The reversal of 139345498 is 894543931.

It is a happy number.

139345498 is digitally balanced in base 2, 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 4 ways, for example, as 131033809 + 8311689 = 11447^2 + 2883^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14293 + ... + 21976.

Almost surely, 2^139345498 is an apocalyptic number.

139345498 is a deficient number, since it is larger than the sum of its proper divisors (83932622).

139345498 is a wasteful number, since it uses less digits than its factorization.

139345498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36401.

The product of its digits is 466560, while the sum is 46.

The square root of 139345498 is about 11804.4694078133. The cubic root of 139345498 is about 518.4389798086.

The spelling of 139345498 in words is "one hundred thirty-nine million, three hundred forty-five thousand, four hundred ninety-eight".