45925143 has 32 divisors (see below), whose sum is σ = 71788032. Its totient is φ = 25804800.

The previous prime is 45925133. The next prime is 45925151. The reversal of 45925143 is 34152954.

It is not a de Polignac number, because 45925143 - 2⁴ = 45925127 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45925123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39255 + ... + 40407.

It is an arithmetic number, because the mean of its divisors is an integer number (2243376).

Almost surely, 2^45925143 is an apocalyptic number.

45925143 is a deficient number, since it is larger than the sum of its proper divisors (25862889).

45925143 is a wasteful number, since it uses less digits than its factorization.

45925143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255.

The product of its digits is 21600, while the sum is 33.

The square root of 45925143 is about 6776.8092049282. The cubic root of 45925143 is about 358.1103220017.

The spelling of 45925143 in words is "forty-five million, nine hundred twenty-five thousand, one hundred forty-three".