45123854 has 16 divisors (see below), whose sum is σ = 69415488. Its totient is φ = 21989472.

The previous prime is 45123853. The next prime is 45123857. The reversal of 45123854 is 45832154.

It is a self number, because there is not a number n which added to its sum of digits gives 45123854.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45123853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25172 + ... + 26904.

It is an arithmetic number, because the mean of its divisors is an integer number (4338468).

Almost surely, 2^45123854 is an apocalyptic number.

45123854 is a deficient number, since it is larger than the sum of its proper divisors (24291634).

45123854 is a wasteful number, since it uses less digits than its factorization.

45123854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2059.

The product of its digits is 19200, while the sum is 32.

The square root of 45123854 is about 6717.4291213231. The cubic root of 45123854 is about 356.0153540910.

The spelling of 45123854 in words is "forty-five million, one hundred twenty-three thousand, eight hundred fifty-four".