45453 has 8 divisors (see below), whose sum is σ = 61600. Its totient is φ = 29808.

The previous prime is 45439. The next prime is 45481. The reversal of 45453 is 35454.

It is a happy number.

45453 is nontrivially palindromic in base 2.

45453 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 45453 - 2⁶ = 45389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 12.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 45453.

It is not an unprimeable number, because it can be changed into a prime (45403) 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, 258 + ... + 396.

It is an arithmetic number, because the mean of its divisors is an integer number (7700).

2⁴⁵⁴⁵³ is an apocalyptic number.

It is an amenable number.

45453 is a deficient number, since it is larger than the sum of its proper divisors (16147).

45453 is a wasteful number, since it uses less digits than its factorization.

45453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251.

The product of its digits is 1200, while the sum is 21.

The square root of 45453 is about 213.1970919126. The cubic root of 45453 is about 35.6878883033.

Subtracting from 45453 its product of digits (1200), we obtain a triangular number (44253 = T₂₉₇).

Subtracting from 45453 its reverse (35454), we obtain a palindrome (9999).

It can be divided in two parts, 4 and 5453, that multiplied together give a palindrome (21812).

The spelling of 45453 in words is "forty-five thousand, four hundred fifty-three".