465501643 has 2 divisors, whose sum is σ = 465501644. Its totient is φ = 465501642.

The previous prime is 465501637. The next prime is 465501679. The reversal of 465501643 is 346105564.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 465501643 - 2¹³ = 465493451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 465501599 and 465501608.

It is not a weakly prime, because it can be changed into another prime (465501683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232750821 + 232750822.

It is an arithmetic number, because the mean of its divisors is an integer number (232750822).

Almost surely, 2^465501643 is an apocalyptic number.

465501643 is a deficient number, since it is larger than the sum of its proper divisors (1).

465501643 is an equidigital number, since it uses as much as digits as its factorization.

465501643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 465501643 is about 21575.4870860428. The cubic root of 465501643 is about 775.0095832322.

The spelling of 465501643 in words is "four hundred sixty-five million, five hundred one thousand, six hundred forty-three".