791745473 has 2 divisors, whose sum is σ = 791745474. Its totient is φ = 791745472.

The previous prime is 791745469. The next prime is 791745527. The reversal of 791745473 is 374547197.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 738045889 + 53699584 = 27167^2 + 7328^2 .

It is a cyclic number.

It is not a de Polignac number, because 791745473 - 2² = 791745469 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (791745433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395872736 + 395872737.

It is an arithmetic number, because the mean of its divisors is an integer number (395872737).

Almost surely, 2^791745473 is an apocalyptic number.

It is an amenable number.

791745473 is a deficient number, since it is larger than the sum of its proper divisors (1).

791745473 is an equidigital number, since it uses as much as digits as its factorization.

791745473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 740880, while the sum is 47.

The square root of 791745473 is about 28137.9720840007. The cubic root of 791745473 is about 925.1138785533.

The spelling of 791745473 in words is "seven hundred ninety-one million, seven hundred forty-five thousand, four hundred seventy-three".