79511119 has 2 divisors, whose sum is σ = 79511120. Its totient is φ = 79511118.

The previous prime is 79511099. The next prime is 79511137. The reversal of 79511119 is 91111597.

It is a strong prime.

It is an emirp because it is prime and its reverse (91111597) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 79511119 - 2¹¹ = 79509071 is a prime.

It is a super-2 number, since 2×79511119² = 12644036089264322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79511149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39755559 + 39755560.

It is an arithmetic number, because the mean of its divisors is an integer number (39755560).

Almost surely, 2^79511119 is an apocalyptic number.

79511119 is a deficient number, since it is larger than the sum of its proper divisors (1).

79511119 is an equidigital number, since it uses as much as digits as its factorization.

79511119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2835, while the sum is 34.

The square root of 79511119 is about 8916.9007508214. The cubic root of 79511119 is about 430.0074255072.

The spelling of 79511119 in words is "seventy-nine million, five hundred eleven thousand, one hundred nineteen".