79787063 has 4 divisors (see below), whose sum is σ = 79806960. Its totient is φ = 79767168.

The previous prime is 79787051. The next prime is 79787083. The reversal of 79787063 is 36078797.

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 79787063 - 2⁴ = 79787047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 79786999 and 79787017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79787083) 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, 1595 + ... + 12732.

It is an arithmetic number, because the mean of its divisors is an integer number (19951740).

Almost surely, 2^79787063 is an apocalyptic number.

79787063 is a deficient number, since it is larger than the sum of its proper divisors (19897).

79787063 is a wasteful number, since it uses less digits than its factorization.

79787063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19896.

The product of its (nonzero) digits is 444528, while the sum is 47.

The square root of 79787063 is about 8932.3604383164. The cubic root of 79787063 is about 430.5042992642.

The spelling of 79787063 in words is "seventy-nine million, seven hundred eighty-seven thousand, sixty-three".