79313803 has 4 divisors (see below), whose sum is σ = 81248328. Its totient is φ = 77379280.

The previous prime is 79313797. The next prime is 79313813. The reversal of 79313803 is 30831397.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30831397 = 37 ⋅833281.

It is a cyclic number.

It is not a de Polignac number, because 79313803 - 2²¹ = 77216651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79313813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 967201 + ... + 967282.

It is an arithmetic number, because the mean of its divisors is an integer number (20312082).

Almost surely, 2^79313803 is an apocalyptic number.

79313803 is a deficient number, since it is larger than the sum of its proper divisors (1934525).

79313803 is a wasteful number, since it uses less digits than its factorization.

79313803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1934524.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 79313803 is about 8905.8297199082. The cubic root of 79313803 is about 429.6514265421.

The spelling of 79313803 in words is "seventy-nine million, three hundred thirteen thousand, eight hundred three".