79911367 has 2 divisors, whose sum is σ = 79911368. Its totient is φ = 79911366.

The previous prime is 79911317. The next prime is 79911371. The reversal of 79911367 is 76311997.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79911367 - 2¹⁹ = 79387079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79911317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39955683 + 39955684.

It is an arithmetic number, because the mean of its divisors is an integer number (39955684).

Almost surely, 2^79911367 is an apocalyptic number.

79911367 is a deficient number, since it is larger than the sum of its proper divisors (1).

79911367 is an equidigital number, since it uses as much as digits as its factorization.

79911367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 71442, while the sum is 43.

The square root of 79911367 is about 8939.3158015589. The cubic root of 79911367 is about 430.7277508619.

The spelling of 79911367 in words is "seventy-nine million, nine hundred eleven thousand, three hundred sixty-seven".