45985133 has 2 divisors, whose sum is σ = 45985134. Its totient is φ = 45985132.

The previous prime is 45985091. The next prime is 45985139. The reversal of 45985133 is 33158954.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35081929 + 10903204 = 5923^2 + 3302^2 .

It is a cyclic number.

It is not a de Polignac number, because 45985133 - 2⁸ = 45984877 is a prime.

It is a super-2 number, since 2×45985133² = 4229264914055378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45985139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22992566 + 22992567.

It is an arithmetic number, because the mean of its divisors is an integer number (22992567).

Almost surely, 2^45985133 is an apocalyptic number.

It is an amenable number.

45985133 is a deficient number, since it is larger than the sum of its proper divisors (1).

45985133 is an equidigital number, since it uses as much as digits as its factorization.

45985133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 38.

The square root of 45985133 is about 6781.2338847735. The cubic root of 45985133 is about 358.2661820925.

The spelling of 45985133 in words is "forty-five million, nine hundred eighty-five thousand, one hundred thirty-three".