45135253 has 2 divisors, whose sum is σ = 45135254. Its totient is φ = 45135252.

The previous prime is 45135247. The next prime is 45135263. The reversal of 45135253 is 35253154.

45135253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32695524 + 12439729 = 5718^2 + 3527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45135253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45135263) 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 as a sum of consecutive naturals, namely, 22567626 + 22567627.

It is an arithmetic number, because the mean of its divisors is an integer number (22567627).

Almost surely, 2^45135253 is an apocalyptic number.

It is an amenable number.

45135253 is a deficient number, since it is larger than the sum of its proper divisors (1).

45135253 is an equidigital number, since it uses as much as digits as its factorization.

45135253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9000, while the sum is 28.

The square root of 45135253 is about 6718.2775322251. The cubic root of 45135253 is about 356.0453299388.

The spelling of 45135253 in words is "forty-five million, one hundred thirty-five thousand, two hundred fifty-three".