45425213 has 2 divisors, whose sum is σ = 45425214. Its totient is φ = 45425212.

The previous prime is 45425203. The next prime is 45425267. The reversal of 45425213 is 31252454.

It is a happy number.

45425213 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., 42745444 + 2679769 = 6538^2 + 1637^2 .

It is a cyclic number.

It is not a de Polignac number, because 45425213 - 2¹⁰ = 45424189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45425203) 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, 22712606 + 22712607.

It is an arithmetic number, because the mean of its divisors is an integer number (22712607).

Almost surely, 2^45425213 is an apocalyptic number.

It is an amenable number.

45425213 is a deficient number, since it is larger than the sum of its proper divisors (1).

45425213 is an equidigital number, since it uses as much as digits as its factorization.

45425213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4800, while the sum is 26.

The square root of 45425213 is about 6739.8229205225. The cubic root of 45425213 is about 356.8061440497.

Adding to 45425213 its reverse (31252454), we get a palindrome (76677667).

The spelling of 45425213 in words is "forty-five million, four hundred twenty-five thousand, two hundred thirteen".