134351979 has 16 divisors (see below), whose sum is σ = 183859200. Its totient is φ = 87231456.

The previous prime is 134351977. The next prime is 134351981. The reversal of 134351979 is 979153431.

It is an interprime number because it is at equal distance from previous prime (134351977) and next prime (134351981).

It is not a de Polignac number, because 134351979 - 2¹ = 134351977 is a prime.

It is a super-2 number, since 2×134351979² = 36100908522432882, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 134351979.

It is not an unprimeable number, because it can be changed into a prime (134351977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19062 + ... + 25140.

It is an arithmetic number, because the mean of its divisors is an integer number (11491200).

Almost surely, 2^134351979 is an apocalyptic number.

134351979 is a deficient number, since it is larger than the sum of its proper divisors (49507221).

134351979 is a wasteful number, since it uses less digits than its factorization.

134351979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6274.

The product of its digits is 102060, while the sum is 42.

The square root of 134351979 is about 11591.0301095287. The cubic root of 134351979 is about 512.1706520887.

The spelling of 134351979 in words is "one hundred thirty-four million, three hundred fifty-one thousand, nine hundred seventy-nine".