454315397 has 2 divisors, whose sum is σ = 454315398. Its totient is φ = 454315396.

The previous prime is 454315369. The next prime is 454315487. The reversal of 454315397 is 793513454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 324036001 + 130279396 = 18001^2 + 11414^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454315397 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454315307) 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, 227157698 + 227157699.

It is an arithmetic number, because the mean of its divisors is an integer number (227157699).

Almost surely, 2^454315397 is an apocalyptic number.

It is an amenable number.

454315397 is a deficient number, since it is larger than the sum of its proper divisors (1).

454315397 is an equidigital number, since it uses as much as digits as its factorization.

454315397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 41.

The square root of 454315397 is about 21314.6756250242. The cubic root of 454315397 is about 768.7512209027.

The spelling of 454315397 in words is "four hundred fifty-four million, three hundred fifteen thousand, three hundred ninety-seven".