45020413 has 2 divisors, whose sum is σ = 45020414. Its totient is φ = 45020412.

The previous prime is 45020411. The next prime is 45020429. The reversal of 45020413 is 31402054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43270084 + 1750329 = 6578^2 + 1323^2 .

It is a cyclic number.

It is not a de Polignac number, because 45020413 - 2¹ = 45020411 is a prime.

Together with 45020411, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45020411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22510206 + 22510207.

It is an arithmetic number, because the mean of its divisors is an integer number (22510207).

Almost surely, 2^45020413 is an apocalyptic number.

It is an amenable number.

45020413 is a deficient number, since it is larger than the sum of its proper divisors (1).

45020413 is an equidigital number, since it uses as much as digits as its factorization.

45020413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 45020413 is about 6709.7252551800. The cubic root of 45020413 is about 355.7431051802.

Adding to 45020413 its reverse (31402054), we get a palindrome (76422467).

The spelling of 45020413 in words is "forty-five million, twenty thousand, four hundred thirteen".