45495123 has 4 divisors (see below), whose sum is σ = 60660168. Its totient is φ = 30330080.

The previous prime is 45495119. The next prime is 45495137. The reversal of 45495123 is 32159454.

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

It is a cyclic number.

It is not a de Polignac number, because 45495123 - 2² = 45495119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45496123) 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, 7582518 + ... + 7582523.

It is an arithmetic number, because the mean of its divisors is an integer number (15165042).

Almost surely, 2^45495123 is an apocalyptic number.

45495123 is a deficient number, since it is larger than the sum of its proper divisors (15165045).

45495123 is a wasteful number, since it uses less digits than its factorization.

45495123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15165044.

The product of its digits is 21600, while the sum is 33.

The square root of 45495123 is about 6745.0072646366. The cubic root of 45495123 is about 356.9890933435.

The spelling of 45495123 in words is "forty-five million, four hundred ninety-five thousand, one hundred twenty-three".