791956481 has 2 divisors, whose sum is σ = 791956482. Its totient is φ = 791956480.

The previous prime is 791956421. The next prime is 791956483. The reversal of 791956481 is 184659197.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 555073600 + 236882881 = 23560^2 + 15391^2 .

It is a cyclic number.

It is not a de Polignac number, because 791956481 - 2¹⁰ = 791955457 is a prime.

It is a super-2 number, since 2×791956481² = 1254390135595806722, which contains 22 as substring.

Together with 791956483, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (791956483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395978240 + 395978241.

It is an arithmetic number, because the mean of its divisors is an integer number (395978241).

Almost surely, 2^791956481 is an apocalyptic number.

It is an amenable number.

791956481 is a deficient number, since it is larger than the sum of its proper divisors (1).

791956481 is an equidigital number, since it uses as much as digits as its factorization.

791956481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 50.

The square root of 791956481 is about 28141.7213581543. The cubic root of 791956481 is about 925.1960552532.

The spelling of 791956481 in words is "seven hundred ninety-one million, nine hundred fifty-six thousand, four hundred eighty-one".