797769001 has 2 divisors, whose sum is σ = 797769002. Its totient is φ = 797769000.

The previous prime is 797768989. The next prime is 797769061. The reversal of 797769001 is 100967797.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 551310400 + 246458601 = 23480^2 + 15699^2 .

It is a cyclic number.

It is not a de Polignac number, because 797769001 - 2⁵ = 797768969 is a prime.

It is not a weakly prime, because it can be changed into another prime (797769061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398884500 + 398884501.

It is an arithmetic number, because the mean of its divisors is an integer number (398884501).

Almost surely, 2^797769001 is an apocalyptic number.

It is an amenable number.

797769001 is a deficient number, since it is larger than the sum of its proper divisors (1).

797769001 is an equidigital number, since it uses as much as digits as its factorization.

797769001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 166698, while the sum is 46.

The square root of 797769001 is about 28244.8048497418. The cubic root of 797769001 is about 927.4540149582.

The spelling of 797769001 in words is "seven hundred ninety-seven million, seven hundred sixty-nine thousand, one".