79054571 has 2 divisors, whose sum is σ = 79054572. Its totient is φ = 79054570.

The previous prime is 79054561. The next prime is 79054603. The reversal of 79054571 is 17545097.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79054571 - 2²² = 74860267 is a prime.

It is not a weakly prime, because it can be changed into another prime (79054501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39527285 + 39527286.

It is an arithmetic number, because the mean of its divisors is an integer number (39527286).

Almost surely, 2^79054571 is an apocalyptic number.

79054571 is a deficient number, since it is larger than the sum of its proper divisors (1).

79054571 is an equidigital number, since it uses as much as digits as its factorization.

79054571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 79054571 is about 8891.2637459475. The cubic root of 79054571 is about 429.1828197311.

The spelling of 79054571 in words is "seventy-nine million, fifty-four thousand, five hundred seventy-one".