45003866 has 4 divisors (see below), whose sum is σ = 67505802. Its totient is φ = 22501932.

The previous prime is 45003859. The next prime is 45003887. The reversal of 45003866 is 66830054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66830054 = 2 ⋅33415027.

It can be written as a sum of positive squares in only one way, i.e., 28398241 + 16605625 = 5329^2 + 4075^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11250965 + ... + 11250968.

Almost surely, 2^45003866 is an apocalyptic number.

45003866 is a deficient number, since it is larger than the sum of its proper divisors (22501936).

45003866 is a wasteful number, since it uses less digits than its factorization.

45003866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22501935.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 45003866 is about 6708.4920809374. The cubic root of 45003866 is about 355.6995160459.

The spelling of 45003866 in words is "forty-five million, three thousand, eight hundred sixty-six".