134658939 has 8 divisors (see below), whose sum is σ = 182005072. Its totient is φ = 88542720.

The previous prime is 134658917. The next prime is 134658941. The reversal of 134658939 is 939856431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 134658939 - 2⁵ = 134658907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134658959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307222 + ... + 307659.

It is an arithmetic number, because the mean of its divisors is an integer number (22750634).

Almost surely, 2^134658939 is an apocalyptic number.

134658939 is a deficient number, since it is larger than the sum of its proper divisors (47346133).

134658939 is an equidigital number, since it uses as much as digits as its factorization.

134658939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614957.

The product of its digits is 699840, while the sum is 48.

The square root of 134658939 is about 11604.2638284382. The cubic root of 134658939 is about 512.5604151661.

The spelling of 134658939 in words is "one hundred thirty-four million, six hundred fifty-eight thousand, nine hundred thirty-nine".