79853253 has 4 divisors (see below), whose sum is σ = 106471008. Its totient is φ = 53235500.

The previous prime is 79853237. The next prime is 79853273. The reversal of 79853253 is 35235897.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 79853253 - 2⁴ = 79853237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79853273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13308873 + ... + 13308878.

It is an arithmetic number, because the mean of its divisors is an integer number (26617752).

Almost surely, 2^79853253 is an apocalyptic number.

It is an amenable number.

79853253 is a deficient number, since it is larger than the sum of its proper divisors (26617755).

79853253 is a wasteful number, since it uses less digits than its factorization.

79853253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26617754.

The product of its digits is 226800, while the sum is 42.

The square root of 79853253 is about 8936.0647379034. The cubic root of 79853253 is about 430.6233127251.

The spelling of 79853253 in words is "seventy-nine million, eight hundred fifty-three thousand, two hundred fifty-three".