139115092 has 24 divisors (see below), whose sum is σ = 246975680. Its totient is φ = 68558400.

The previous prime is 139115083. The next prime is 139115101. The reversal of 139115092 is 290511931.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (139115083) and next prime (139115101).

It is a congruent number.

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, 83128 + ... + 84784.

Almost surely, 2^139115092 is an apocalyptic number.

It is an amenable number.

139115092 is a deficient number, since it is larger than the sum of its proper divisors (107860588).

139115092 is a wasteful number, since it uses less digits than its factorization.

139115092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1951 (or 1949 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 31.

The square root of 139115092 is about 11794.7061006199. The cubic root of 139115092 is about 518.1530780967.

The spelling of 139115092 in words is "one hundred thirty-nine million, one hundred fifteen thousand, ninety-two".