45265523 has 4 divisors (see below), whose sum is σ = 45302088. Its totient is φ = 45228960.

The previous prime is 45265501. The next prime is 45265529. The reversal of 45265523 is 32556254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32556254 = 2 ⋅16278127.

It is a cyclic number.

It is not a de Polignac number, because 45265523 - 2⁶ = 45265459 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45265523.

It is not an unprimeable number, because it can be changed into a prime (45265529) 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, 16358 + ... + 18923.

It is an arithmetic number, because the mean of its divisors is an integer number (11325522).

Almost surely, 2^45265523 is an apocalyptic number.

45265523 is a deficient number, since it is larger than the sum of its proper divisors (36565).

45265523 is a wasteful number, since it uses less digits than its factorization.

45265523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36564.

The product of its digits is 36000, while the sum is 32.

The square root of 45265523 is about 6727.9657401030. The cubic root of 45265523 is about 356.3875419250.

The spelling of 45265523 in words is "forty-five million, two hundred sixty-five thousand, five hundred twenty-three".