45448543 has 16 divisors (see below), whose sum is σ = 53601280. Its totient is φ = 37721376.

The previous prime is 45448537. The next prime is 45448547. The reversal of 45448543 is 34584454.

It is not a de Polignac number, because 45448543 - 2¹⁷ = 45317471 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45448547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97930 + ... + 98392.

It is an arithmetic number, because the mean of its divisors is an integer number (3350080).

Almost surely, 2^45448543 is an apocalyptic number.

45448543 is a deficient number, since it is larger than the sum of its proper divisors (8152737).

45448543 is a wasteful number, since it uses less digits than its factorization.

45448543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886.

The product of its digits is 153600, while the sum is 37.

The square root of 45448543 is about 6741.5534559922. The cubic root of 45448543 is about 356.8672177875.

The spelling of 45448543 in words is "forty-five million, four hundred forty-eight thousand, five hundred forty-three".