451415513 has 2 divisors, whose sum is σ = 451415514. Its totient is φ = 451415512.

The previous prime is 451415477. The next prime is 451415519. The reversal of 451415513 is 315514154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 294740224 + 156675289 = 17168^2 + 12517^2 .

It is a cyclic number.

It is not a de Polignac number, because 451415513 - 2⁶ = 451415449 is a prime.

It is not a weakly prime, because it can be changed into another prime (451415519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225707756 + 225707757.

It is an arithmetic number, because the mean of its divisors is an integer number (225707757).

Almost surely, 2^451415513 is an apocalyptic number.

It is an amenable number.

451415513 is a deficient number, since it is larger than the sum of its proper divisors (1).

451415513 is an equidigital number, since it uses as much as digits as its factorization.

451415513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6000, while the sum is 29.

The square root of 451415513 is about 21246.5412008637. The cubic root of 451415513 is about 767.1120883836.

Adding to 451415513 its reverse (315514154), we get a palindrome (766929667).

It can be divided in two parts, 45141551 and 3, that multiplied together give a triangular number (135424653 = T₁₆₄₅₇).

The spelling of 451415513 in words is "four hundred fifty-one million, four hundred fifteen thousand, five hundred thirteen".