45533 has 2 divisors, whose sum is σ = 45534. Its totient is φ = 45532.

The previous prime is 45523. The next prime is 45541. The reversal of 45533 is 33554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38809 + 6724 = 197^2 + 82^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22766 + 22767.

It is an arithmetic number, because the mean of its divisors is an integer number (22767).

2⁴⁵⁵³³ is an apocalyptic number.

It is an amenable number.

45533 is a deficient number, since it is larger than the sum of its proper divisors (1).

45533 is an equidigital number, since it uses as much as digits as its factorization.

45533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 900, while the sum is 20.

The square root of 45533 is about 213.3846292496. The cubic root of 45533 is about 35.7088136378.

The spelling of 45533 in words is "forty-five thousand, five hundred thirty-three".