45310505 has 4 divisors (see below), whose sum is σ = 54372612. Its totient is φ = 36248400.

The previous prime is 45310501. The next prime is 45310511. The reversal of 45310505 is 50501354.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14961424 + 30349081 = 3868^2 + 5509^2 .

It is not a de Polignac number, because 45310505 - 2² = 45310501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45310501) 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, 4531046 + ... + 4531055.

It is an arithmetic number, because the mean of its divisors is an integer number (13593153).

Almost surely, 2^45310505 is an apocalyptic number.

It is an amenable number.

45310505 is a deficient number, since it is larger than the sum of its proper divisors (9062107).

45310505 is an equidigital number, since it uses as much as digits as its factorization.

45310505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9062106.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 45310505 is about 6731.3078224072. The cubic root of 45310505 is about 356.5055546057.

Adding to 45310505 its reverse (50501354), we get a palindrome (95811859).

The spelling of 45310505 in words is "forty-five million, three hundred ten thousand, five hundred five".