465945137 has 4 divisors (see below), whose sum is σ = 532508736. Its totient is φ = 399381540.

The previous prime is 465945127. The next prime is 465945149. The reversal of 465945137 is 731549564.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 465945137 - 2⁴ = 465945121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (465945127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33281789 + ... + 33281802.

It is an arithmetic number, because the mean of its divisors is an integer number (133127184).

Almost surely, 2^465945137 is an apocalyptic number.

It is an amenable number.

465945137 is a deficient number, since it is larger than the sum of its proper divisors (66563599).

465945137 is an equidigital number, since it uses as much as digits as its factorization.

465945137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66563598.

The product of its digits is 453600, while the sum is 44.

The square root of 465945137 is about 21585.7623678201. The cubic root of 465945137 is about 775.2556281953.

The spelling of 465945137 in words is "four hundred sixty-five million, nine hundred forty-five thousand, one hundred thirty-seven".