79551283 has 4 divisors (see below), whose sum is σ = 90915760. Its totient is φ = 68186808.

The previous prime is 79551281. The next prime is 79551289. The reversal of 79551283 is 38215597.

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 79551283 - 2¹ = 79551281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79551281) 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 in 3 ways as a sum of consecutive naturals, for example, 5682228 + ... + 5682241.

It is an arithmetic number, because the mean of its divisors is an integer number (22728940).

Almost surely, 2^79551283 is an apocalyptic number.

79551283 is a deficient number, since it is larger than the sum of its proper divisors (11364477).

79551283 is a wasteful number, since it uses less digits than its factorization.

79551283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11364476.

The product of its digits is 75600, while the sum is 40.

The square root of 79551283 is about 8919.1525942771. The cubic root of 79551283 is about 430.0798175250.

The spelling of 79551283 in words is "seventy-nine million, five hundred fifty-one thousand, two hundred eighty-three".