453897469 has 2 divisors, whose sum is σ = 453897470. Its totient is φ = 453897468.

The previous prime is 453897421. The next prime is 453897487. The reversal of 453897469 is 964798354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 445843225 + 8054244 = 21115^2 + 2838^2 .

It is a cyclic number.

It is not a de Polignac number, because 453897469 - 2¹⁵ = 453864701 is a prime.

It is a super-2 number, since 2×453897469² = 412045824729211922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (453895469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226948734 + 226948735.

It is an arithmetic number, because the mean of its divisors is an integer number (226948735).

Almost surely, 2^453897469 is an apocalyptic number.

It is an amenable number.

453897469 is a deficient number, since it is larger than the sum of its proper divisors (1).

453897469 is an equidigital number, since it uses as much as digits as its factorization.

453897469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 55.

The square root of 453897469 is about 21304.8696076742. The cubic root of 453897469 is about 768.5154219919.

The spelling of 453897469 in words is "four hundred fifty-three million, eight hundred ninety-seven thousand, four hundred sixty-nine".