465207497309 has 2 divisors, whose sum is σ = 465207497310. Its totient is φ = 465207497308.

The previous prime is 465207497221. The next prime is 465207497429. The reversal of 465207497309 is 903794702564.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 378655622500 + 86551874809 = 615350^2 + 294197^2 .

It is a cyclic number.

It is not a de Polignac number, because 465207497309 - 2³⁶ = 396488020573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (465207497609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232603748654 + 232603748655.

It is an arithmetic number, because the mean of its divisors is an integer number (232603748655).

Almost surely, 2^465207497309 is an apocalyptic number.

It is an amenable number.

465207497309 is a deficient number, since it is larger than the sum of its proper divisors (1).

465207497309 is an equidigital number, since it uses as much as digits as its factorization.

465207497309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11430720, while the sum is 56.

The spelling of 465207497309 in words is "four hundred sixty-five billion, two hundred seven million, four hundred ninety-seven thousand, three hundred nine".