79934783 has 2 divisors, whose sum is σ = 79934784. Its totient is φ = 79934782.

The previous prime is 79934773. The next prime is 79934801. The reversal of 79934783 is 38743997.

It is a weak prime.

It is an emirp because it is prime and its reverse (38743997) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79934783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79934773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39967391 + 39967392.

It is an arithmetic number, because the mean of its divisors is an integer number (39967392).

Almost surely, 2^79934783 is an apocalyptic number.

79934783 is a deficient number, since it is larger than the sum of its proper divisors (1).

79934783 is an equidigital number, since it uses as much as digits as its factorization.

79934783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1143072, while the sum is 50.

The square root of 79934783 is about 8940.6254255505. The cubic root of 79934783 is about 430.7698180354.

The spelling of 79934783 in words is "seventy-nine million, nine hundred thirty-four thousand, seven hundred eighty-three".