454365397 has 2 divisors, whose sum is σ = 454365398. Its totient is φ = 454365396.

The previous prime is 454365389. The next prime is 454365407. The reversal of 454365397 is 793563454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 437604561 + 16760836 = 20919^2 + 4094^2 .

It is a cyclic number.

It is not a de Polignac number, because 454365397 - 2³ = 454365389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454365337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227182698 + 227182699.

It is an arithmetic number, because the mean of its divisors is an integer number (227182699).

Almost surely, 2^454365397 is an apocalyptic number.

It is an amenable number.

454365397 is a deficient number, since it is larger than the sum of its proper divisors (1).

454365397 is an equidigital number, since it uses as much as digits as its factorization.

454365397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1360800, while the sum is 46.

The square root of 454365397 is about 21315.8484935505. The cubic root of 454365397 is about 768.7794216867.

The spelling of 454365397 in words is "four hundred fifty-four million, three hundred sixty-five thousand, three hundred ninety-seven".