797737453 has 2 divisors, whose sum is σ = 797737454. Its totient is φ = 797737452.

The previous prime is 797737441. The next prime is 797737459. The reversal of 797737453 is 354737797.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 770728644 + 27008809 = 27762^2 + 5197^2 .

It is a cyclic number.

It is not a de Polignac number, because 797737453 - 2⁹ = 797736941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 797737453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (797737459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398868726 + 398868727.

It is an arithmetic number, because the mean of its divisors is an integer number (398868727).

Almost surely, 2^797737453 is an apocalyptic number.

It is an amenable number.

797737453 is a deficient number, since it is larger than the sum of its proper divisors (1).

797737453 is an equidigital number, since it uses as much as digits as its factorization.

797737453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3889620, while the sum is 52.

The square root of 797737453 is about 28244.2463698361. The cubic root of 797737453 is about 927.4417893202.

The spelling of 797737453 in words is "seven hundred ninety-seven million, seven hundred thirty-seven thousand, four hundred fifty-three".