79190927 has 2 divisors, whose sum is σ = 79190928. Its totient is φ = 79190926.

The previous prime is 79190887. The next prime is 79190933. The reversal of 79190927 is 72909197.

It is a strong prime.

It is an emirp because it is prime and its reverse (72909197) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79190927 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79190987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39595463 + 39595464.

It is an arithmetic number, because the mean of its divisors is an integer number (39595464).

Almost surely, 2^79190927 is an apocalyptic number.

79190927 is a deficient number, since it is larger than the sum of its proper divisors (1).

79190927 is an equidigital number, since it uses as much as digits as its factorization.

79190927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 71442, while the sum is 44.

The square root of 79190927 is about 8898.9284186356. The cubic root of 79190927 is about 429.4294343474.

The spelling of 79190927 in words is "seventy-nine million, one hundred ninety thousand, nine hundred twenty-seven".