45143858 has 8 divisors (see below), whose sum is σ = 68067228. Its totient is φ = 22454784.

The previous prime is 45143837. The next prime is 45143873. The reversal of 45143858 is 85834154.

45143858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 40157569 + 4986289 = 6337^2 + 2233^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58091 + ... + 58862.

Almost surely, 2^45143858 is an apocalyptic number.

45143858 is a deficient number, since it is larger than the sum of its proper divisors (22923370).

45143858 is a wasteful number, since it uses less digits than its factorization.

45143858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117148.

The product of its digits is 76800, while the sum is 38.

The square root of 45143858 is about 6718.9179188319. The cubic root of 45143858 is about 356.0679550872.

The spelling of 45143858 in words is "forty-five million, one hundred forty-three thousand, eight hundred fifty-eight".