45013253 has 2 divisors, whose sum is σ = 45013254. Its totient is φ = 45013252.

The previous prime is 45013183. The next prime is 45013259. The reversal of 45013253 is 35231054.

45013253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30283009 + 14730244 = 5503^2 + 3838^2 .

It is a cyclic number.

It is not a de Polignac number, because 45013253 - 2⁸ = 45012997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45013259) 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, 22506626 + 22506627.

It is an arithmetic number, because the mean of its divisors is an integer number (22506627).

Almost surely, 2^45013253 is an apocalyptic number.

It is an amenable number.

45013253 is a deficient number, since it is larger than the sum of its proper divisors (1).

45013253 is an equidigital number, since it uses as much as digits as its factorization.

45013253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 45013253 is about 6709.1916800759. The cubic root of 45013253 is about 355.7242451749.

The spelling of 45013253 in words is "forty-five million, thirteen thousand, two hundred fifty-three".