340115138 has 16 divisors (see below), whose sum is σ = 565678080. Its totient is φ = 152062800.

The previous prime is 340115129. The next prime is 340115179. The reversal of 340115138 is 831511043.

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, 125378 + ... + 128061.

It is an arithmetic number, because the mean of its divisors is an integer number (35354880).

Almost surely, 2^340115138 is an apocalyptic number.

340115138 is a deficient number, since it is larger than the sum of its proper divisors (225562942).

340115138 is a wasteful number, since it uses less digits than its factorization.

340115138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253513.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 340115138 is about 18442.2107676927. The cubic root of 340115138 is about 698.0319810307.

The spelling of 340115138 in words is "three hundred forty million, one hundred fifteen thousand, one hundred thirty-eight".