79412199 has 4 divisors (see below), whose sum is σ = 105882936. Its totient is φ = 52941464.

The previous prime is 79412197. The next prime is 79412209. The reversal of 79412199 is 99121497.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 79412199 - 2¹ = 79412197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 79412199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79412197) 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 in 3 ways as a sum of consecutive naturals, for example, 13235364 + ... + 13235369.

It is an arithmetic number, because the mean of its divisors is an integer number (26470734).

Almost surely, 2^79412199 is an apocalyptic number.

79412199 is a deficient number, since it is larger than the sum of its proper divisors (26470737).

79412199 is a wasteful number, since it uses less digits than its factorization.

79412199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26470736.

The product of its digits is 40824, while the sum is 42.

The square root of 79412199 is about 8911.3522542878. The cubic root of 79412199 is about 429.8290270345.

The spelling of 79412199 in words is "seventy-nine million, four hundred twelve thousand, one hundred ninety-nine".