79418371 has 2 divisors, whose sum is σ = 79418372. Its totient is φ = 79418370.

The previous prime is 79418369. The next prime is 79418387. The reversal of 79418371 is 17381497.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79418371 - 2¹ = 79418369 is a prime.

Together with 79418369, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (79418971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39709185 + 39709186.

It is an arithmetic number, because the mean of its divisors is an integer number (39709186).

Almost surely, 2^79418371 is an apocalyptic number.

79418371 is a deficient number, since it is larger than the sum of its proper divisors (1).

79418371 is an equidigital number, since it uses as much as digits as its factorization.

79418371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 40.

The square root of 79418371 is about 8911.6985474151. The cubic root of 79418371 is about 429.8401623347.

The spelling of 79418371 in words is "seventy-nine million, four hundred eighteen thousand, three hundred seventy-one".