134712679939 has 2 divisors, whose sum is σ = 134712679940. Its totient is φ = 134712679938.

The previous prime is 134712679891. The next prime is 134712679957. The reversal of 134712679939 is 939976217431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134712679939 - 2¹⁹ = 134712155651 is a prime.

It is a super-2 number, since 2×134712679939² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (134712679999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67356339969 + 67356339970.

It is an arithmetic number, because the mean of its divisors is an integer number (67356339970).

Almost surely, 2^134712679939 is an apocalyptic number.

134712679939 is a deficient number, since it is larger than the sum of its proper divisors (1).

134712679939 is an equidigital number, since it uses as much as digits as its factorization.

134712679939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15431472, while the sum is 61.

The spelling of 134712679939 in words is "one hundred thirty-four billion, seven hundred twelve million, six hundred seventy-nine thousand, nine hundred thirty-nine".