134976579 has 12 divisors (see below), whose sum is σ = 181849608. Its totient is φ = 89046720.

The previous prime is 134976577. The next prime is 134976623. The reversal of 134976579 is 975679431.

It is not a de Polignac number, because 134976579 - 2¹ = 134976577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134976571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 213594 + ... + 214224.

It is an arithmetic number, because the mean of its divisors is an integer number (15154134).

Almost surely, 2^134976579 is an apocalyptic number.

134976579 is a deficient number, since it is larger than the sum of its proper divisors (46873029).

134976579 is an frugal number, since it uses more digits than its factorization.

134976579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378 (or 747 counting only the distinct ones).

The product of its digits is 1428840, while the sum is 51.

The square root of 134976579 is about 11617.9421155384. The cubic root of 134976579 is about 512.9631161046.

The spelling of 134976579 in words is "one hundred thirty-four million, nine hundred seventy-six thousand, five hundred seventy-nine".