454242697 has 2 divisors, whose sum is σ = 454242698. Its totient is φ = 454242696.

The previous prime is 454242641. The next prime is 454242787. The reversal of 454242697 is 796242454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 428324416 + 25918281 = 20696^2 + 5091^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454242697 is a prime.

It is not a weakly prime, because it can be changed into another prime (454242097) 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, 227121348 + 227121349.

It is an arithmetic number, because the mean of its divisors is an integer number (227121349).

Almost surely, 2^454242697 is an apocalyptic number.

It is an amenable number.

454242697 is a deficient number, since it is larger than the sum of its proper divisors (1).

454242697 is an equidigital number, since it uses as much as digits as its factorization.

454242697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 43.

The square root of 454242697 is about 21312.9701590370. The cubic root of 454242697 is about 768.7102132713.

The spelling of 454242697 in words is "four hundred fifty-four million, two hundred forty-two thousand, six hundred ninety-seven".