139334698 has 4 divisors (see below), whose sum is σ = 209002050. Its totient is φ = 69667348.

The previous prime is 139334683. The next prime is 139334707. The reversal of 139334698 is 896433931.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 896433931 = 4019 ⋅223049.

It can be written as a sum of positive squares in only one way, i.e., 135559449 + 3775249 = 11643^2 + 1943^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34833673 + ... + 34833676.

Almost surely, 2^139334698 is an apocalyptic number.

139334698 is a deficient number, since it is larger than the sum of its proper divisors (69667352).

139334698 is an equidigital number, since it uses as much as digits as its factorization.

139334698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69667351.

The product of its digits is 419904, while the sum is 46.

The square root of 139334698 is about 11804.0119450973. The cubic root of 139334698 is about 518.4255855578.

The spelling of 139334698 in words is "one hundred thirty-nine million, three hundred thirty-four thousand, six hundred ninety-eight".