797400403 has 2 divisors, whose sum is σ = 797400404. Its totient is φ = 797400402.

The previous prime is 797400397. The next prime is 797400407. The reversal of 797400403 is 304004797.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 797400403 - 2⁵ = 797400371 is a prime.

It is not a weakly prime, because it can be changed into another prime (797400407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398700201 + 398700202.

It is an arithmetic number, because the mean of its divisors is an integer number (398700202).

Almost surely, 2^797400403 is an apocalyptic number.

797400403 is a deficient number, since it is larger than the sum of its proper divisors (1).

797400403 is an equidigital number, since it uses as much as digits as its factorization.

797400403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 797400403 is about 28238.2790375051. The cubic root of 797400403 is about 927.3111539052.

The spelling of 797400403 in words is "seven hundred ninety-seven million, four hundred thousand, four hundred three".