45253523 has 8 divisors (see below), whose sum is σ = 52048992. Its totient is φ = 38540736.

The previous prime is 45253519. The next prime is 45253547. The reversal of 45253523 is 32535254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45253523 - 2² = 45253519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45253123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19490 + ... + 21687.

It is an arithmetic number, because the mean of its divisors is an integer number (6506124).

Almost surely, 2^45253523 is an apocalyptic number.

45253523 is a deficient number, since it is larger than the sum of its proper divisors (6795469).

45253523 is a wasteful number, since it uses less digits than its factorization.

45253523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41341.

The product of its digits is 18000, while the sum is 29.

The square root of 45253523 is about 6727.0738809679. The cubic root of 45253523 is about 356.3560460742.

Adding to 45253523 its reverse (32535254), we get a palindrome (77788777).

The spelling of 45253523 in words is "forty-five million, two hundred fifty-three thousand, five hundred twenty-three".