45103253 has 8 divisors (see below), whose sum is σ = 50684928. Its totient is φ = 39823344.

The previous prime is 45103187. The next prime is 45103291. The reversal of 45103253 is 35230154.

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 45103253 - 2¹⁰ = 45102229 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45103453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75125 + ... + 75722.

It is an arithmetic number, because the mean of its divisors is an integer number (6335616).

Almost surely, 2^45103253 is an apocalyptic number.

It is an amenable number.

45103253 is a deficient number, since it is larger than the sum of its proper divisors (5581675).

45103253 is a wasteful number, since it uses less digits than its factorization.

45103253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150883.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 45103253 is about 6715.8955471329. The cubic root of 45103253 is about 355.9611670178.

The spelling of 45103253 in words is "forty-five million, one hundred three thousand, two hundred fifty-three".