45166123 has 4 divisors (see below), whose sum is σ = 46018368. Its totient is φ = 44313880.

The previous prime is 45166103. The next prime is 45166139. The reversal of 45166123 is 32166154.

45166123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45166123 is a prime.

It is a super-2 number, since 2×45166123² = 4079957333702258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45166091 and 45166100.

It is not an unprimeable number, because it can be changed into a prime (45166103) by changing a digit.

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, 426043 + ... + 426148.

It is an arithmetic number, because the mean of its divisors is an integer number (11504592).

Almost surely, 2^45166123 is an apocalyptic number.

45166123 is a deficient number, since it is larger than the sum of its proper divisors (852245).

45166123 is an equidigital number, since it uses as much as digits as its factorization.

45166123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852244.

The product of its digits is 4320, while the sum is 28.

The square root of 45166123 is about 6720.5746034100. The cubic root of 45166123 is about 356.1264831674.

The spelling of 45166123 in words is "forty-five million, one hundred sixty-six thousand, one hundred twenty-three".