79803359 has 2 divisors, whose sum is σ = 79803360. Its totient is φ = 79803358.

The previous prime is 79803323. The next prime is 79803403. The reversal of 79803359 is 95330897.

It is an a-pointer prime, because the next prime (79803403) can be obtained adding 79803359 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79803359 - 2¹² = 79799263 is a prime.

It is a super-2 number, since 2×79803359² = 12737152215365762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79803259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39901679 + 39901680.

It is an arithmetic number, because the mean of its divisors is an integer number (39901680).

Almost surely, 2^79803359 is an apocalyptic number.

79803359 is a deficient number, since it is larger than the sum of its proper divisors (1).

79803359 is an equidigital number, since it uses as much as digits as its factorization.

79803359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 79803359 is about 8933.2725806392. The cubic root of 79803359 is about 430.5336065237.

The spelling of 79803359 in words is "seventy-nine million, eight hundred three thousand, three hundred fifty-nine".