45006253 has 2 divisors, whose sum is σ = 45006254. Its totient is φ = 45006252.

The previous prime is 45006217. The next prime is 45006257. The reversal of 45006253 is 35260054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44049769 + 956484 = 6637^2 + 978^2 .

It is a cyclic number.

It is not a de Polignac number, because 45006253 - 2²⁵ = 11451821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45006257) 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, 22503126 + 22503127.

It is an arithmetic number, because the mean of its divisors is an integer number (22503127).

Almost surely, 2^45006253 is an apocalyptic number.

It is an amenable number.

45006253 is a deficient number, since it is larger than the sum of its proper divisors (1).

45006253 is an equidigital number, since it uses as much as digits as its factorization.

45006253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 45006253 is about 6708.6699874118. The cubic root of 45006253 is about 355.7058046888.

The spelling of 45006253 in words is "forty-five million, six thousand, two hundred fifty-three".