134679577 has 2 divisors, whose sum is σ = 134679578. Its totient is φ = 134679576.

The previous prime is 134679557. The next prime is 134679583. The reversal of 134679577 is 775976431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131308681 + 3370896 = 11459^2 + 1836^2 .

It is an emirp because it is prime and its reverse (775976431) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134679577 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134679577.

It is not a weakly prime, because it can be changed into another prime (134679527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67339788 + 67339789.

It is an arithmetic number, because the mean of its divisors is an integer number (67339789).

Almost surely, 2^134679577 is an apocalyptic number.

It is an amenable number.

134679577 is a deficient number, since it is larger than the sum of its proper divisors (1).

134679577 is an equidigital number, since it uses as much as digits as its factorization.

134679577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1111320, while the sum is 49.

The square root of 134679577 is about 11605.1530364748. The cubic root of 134679577 is about 512.5865990485.

The spelling of 134679577 in words is "one hundred thirty-four million, six hundred seventy-nine thousand, five hundred seventy-seven".