79671211 has 2 divisors, whose sum is σ = 79671212. Its totient is φ = 79671210.

The previous prime is 79671173. The next prime is 79671223. The reversal of 79671211 is 11217697.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79671211 - 2⁷ = 79671083 is a prime.

It is not a weakly prime, because it can be changed into another prime (79671311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39835605 + 39835606.

It is an arithmetic number, because the mean of its divisors is an integer number (39835606).

Almost surely, 2^79671211 is an apocalyptic number.

79671211 is a deficient number, since it is larger than the sum of its proper divisors (1).

79671211 is an equidigital number, since it uses as much as digits as its factorization.

79671211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5292, while the sum is 34.

The square root of 79671211 is about 8925.8731225578. The cubic root of 79671211 is about 430.2958321212.

The spelling of 79671211 in words is "seventy-nine million, six hundred seventy-one thousand, two hundred eleven".