791377 has 2 divisors, whose sum is σ = 791378. Its totient is φ = 791376.

The previous prime is 791363. The next prime is 791387. The reversal of 791377 is 773197.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 576081 + 215296 = 759^2 + 464^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-791377 is a prime.

It is a super-2 number, since 2×791377² = 1252555112258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (791317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395688 + 395689.

It is an arithmetic number, because the mean of its divisors is an integer number (395689).

2⁷⁹¹³⁷⁷ is an apocalyptic number.

It is an amenable number.

791377 is a deficient number, since it is larger than the sum of its proper divisors (1).

791377 is an equidigital number, since it uses as much as digits as its factorization.

791377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9261, while the sum is 34.

The square root of 791377 is about 889.5937274959. The cubic root of 791377 is about 92.4970342365.

The spelling of 791377 in words is "seven hundred ninety-one thousand, three hundred seventy-seven".