134700685979 has 2 divisors, whose sum is σ = 134700685980. Its totient is φ = 134700685978.

The previous prime is 134700685961. The next prime is 134700686009. The reversal of 134700685979 is 979586007431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134700685979 - 2²⁸ = 134432250523 is a prime.

It is not a weakly prime, because it can be changed into another prime (134700685879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67350342989 + 67350342990.

It is an arithmetic number, because the mean of its divisors is an integer number (67350342990).

Almost surely, 2^134700685979 is an apocalyptic number.

134700685979 is a deficient number, since it is larger than the sum of its proper divisors (1).

134700685979 is an equidigital number, since it uses as much as digits as its factorization.

134700685979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11430720, while the sum is 59.

The spelling of 134700685979 in words is "one hundred thirty-four billion, seven hundred million, six hundred eighty-five thousand, nine hundred seventy-nine".