45253203 has 8 divisors (see below), whose sum is σ = 60891600. Its totient is φ = 29891808.

The previous prime is 45253163. The next prime is 45253249. The reversal of 45253203 is 30235254.

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

It is not a de Polignac number, because 45253203 - 2²¹ = 43156051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45253283) 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, 68868 + ... + 69521.

It is an arithmetic number, because the mean of its divisors is an integer number (7611450).

Almost surely, 2^45253203 is an apocalyptic number.

45253203 is a deficient number, since it is larger than the sum of its proper divisors (15638397).

45253203 is a wasteful number, since it uses less digits than its factorization.

45253203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138501.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 45253203 is about 6727.0500964390. The cubic root of 45253203 is about 356.3552061086.

Adding to 45253203 its reverse (30235254), we get a palindrome (75488457).

The spelling of 45253203 in words is "forty-five million, two hundred fifty-three thousand, two hundred three".