454504513 has 2 divisors, whose sum is σ = 454504514. Its totient is φ = 454504512.

The previous prime is 454504507. The next prime is 454504549. The reversal of 454504513 is 315405454.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 451435009 + 3069504 = 21247^2 + 1752^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454504513 is a prime.

It is not a weakly prime, because it can be changed into another prime (454504313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227252256 + 227252257.

It is an arithmetic number, because the mean of its divisors is an integer number (227252257).

Almost surely, 2^454504513 is an apocalyptic number.

It is an amenable number.

454504513 is a deficient number, since it is larger than the sum of its proper divisors (1).

454504513 is an equidigital number, since it uses as much as digits as its factorization.

454504513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 454504513 is about 21319.1114495891. Note that the first 3 decimals coincide. The cubic root of 454504513 is about 768.8578744073.

Adding to 454504513 its reverse (315405454), we get a palindrome (769909967).

The spelling of 454504513 in words is "four hundred fifty-four million, five hundred four thousand, five hundred thirteen".