45032563 has 16 divisors (see below), whose sum is σ = 48172320. Its totient is φ = 42025984.

The previous prime is 45032557. The next prime is 45032591. The reversal of 45032563 is 36523054.

It is a cyclic number.

It is not a de Polignac number, because 45032563 - 2¹⁷ = 44901491 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45032503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127395 + ... + 127747.

It is an arithmetic number, because the mean of its divisors is an integer number (3010770).

Almost surely, 2^45032563 is an apocalyptic number.

45032563 is a deficient number, since it is larger than the sum of its proper divisors (3139757).

45032563 is a wasteful number, since it uses less digits than its factorization.

45032563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 45032563 is about 6710.6305963002. The cubic root of 45032563 is about 355.7751046642.

The spelling of 45032563 in words is "forty-five million, thirty-two thousand, five hundred sixty-three".