45111583 has 8 divisors (see below), whose sum is σ = 49620816. Its totient is φ = 41009320.

The previous prime is 45111551. The next prime is 45111593. The reversal of 45111583 is 38511154.

45111583 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45111583 - 2⁵ = 45111551 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45111593) 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 7 ways as a sum of consecutive naturals, for example, 15616 + ... + 18277.

It is an arithmetic number, because the mean of its divisors is an integer number (6202602).

Almost surely, 2^45111583 is an apocalyptic number.

45111583 is a deficient number, since it is larger than the sum of its proper divisors (4509233).

45111583 is an equidigital number, since it uses as much as digits as its factorization.

45111583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33926 (or 33904 counting only the distinct ones).

The product of its digits is 2400, while the sum is 28.

The square root of 45111583 is about 6716.5156889566. The cubic root of 45111583 is about 355.9830795097.

It can be divided in two parts, 45 and 111583, that added together give a triangular number (111628 = T₄₇₂).

The spelling of 45111583 in words is "forty-five million, one hundred eleven thousand, five hundred eighty-three".