45111613 has 2 divisors, whose sum is σ = 45111614. Its totient is φ = 45111612.

The previous prime is 45111611. The next prime is 45111629. The reversal of 45111613 is 31611154.

45111613 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., 29127609 + 15984004 = 5397^2 + 3998^2 .

It is a cyclic number.

It is not a de Polignac number, because 45111613 - 2¹ = 45111611 is a prime.

Together with 45111611, 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 (45111611) 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, 22555806 + 22555807.

It is an arithmetic number, because the mean of its divisors is an integer number (22555807).

Almost surely, 2^45111613 is an apocalyptic number.

It is an amenable number.

45111613 is a deficient number, since it is larger than the sum of its proper divisors (1).

45111613 is an equidigital number, since it uses as much as digits as its factorization.

45111613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 22.

The square root of 45111613 is about 6716.5179222570. The cubic root of 45111613 is about 355.9831584214.

Adding to 45111613 its reverse (31611154), we get a palindrome (76722767).

The spelling of 45111613 in words is "forty-five million, one hundred eleven thousand, six hundred thirteen".