79325563 has 2 divisors, whose sum is σ = 79325564. Its totient is φ = 79325562.

The previous prime is 79325539. The next prime is 79325567. The reversal of 79325563 is 36552397.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79325563 is a prime.

It is not a weakly prime, because it can be changed into another prime (79325567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39662781 + 39662782.

It is an arithmetic number, because the mean of its divisors is an integer number (39662782).

Almost surely, 2^79325563 is an apocalyptic number.

79325563 is a deficient number, since it is larger than the sum of its proper divisors (1).

79325563 is an equidigital number, since it uses as much as digits as its factorization.

79325563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 170100, while the sum is 40.

The square root of 79325563 is about 8906.4899371189. The cubic root of 79325563 is about 429.6726605555.

The spelling of 79325563 in words is "seventy-nine million, three hundred twenty-five thousand, five hundred sixty-three".