9136738679 has 2 divisors, whose sum is σ = 9136738680. Its totient is φ = 9136738678.

The previous prime is 9136738631. The next prime is 9136738697. The reversal of 9136738679 is 9768376319.

Together with next prime (9136738697) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9136738679 - 2²⁴ = 9119961463 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9136738609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4568369339 + 4568369340.

It is an arithmetic number, because the mean of its divisors is an integer number (4568369340).

Almost surely, 2^9136738679 is an apocalyptic number.

9136738679 is a deficient number, since it is larger than the sum of its proper divisors (1).

9136738679 is an equidigital number, since it uses as much as digits as its factorization.

9136738679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10287648, while the sum is 59.

The square root of 9136738679 is about 95586.2891789403. The cubic root of 9136738679 is about 2090.5652858415.

The spelling of 9136738679 in words is "nine billion, one hundred thirty-six million, seven hundred thirty-eight thousand, six hundred seventy-nine".