45342013 has 2 divisors, whose sum is σ = 45342014. Its totient is φ = 45342012.

The previous prime is 45341969. The next prime is 45342019. The reversal of 45342013 is 31024354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34727449 + 10614564 = 5893^2 + 3258^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45342013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45342019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22671006 + 22671007.

It is an arithmetic number, because the mean of its divisors is an integer number (22671007).

Almost surely, 2^45342013 is an apocalyptic number.

It is an amenable number.

45342013 is a deficient number, since it is larger than the sum of its proper divisors (1).

45342013 is an equidigital number, since it uses as much as digits as its factorization.

45342013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 45342013 is about 6733.6478226887. The cubic root of 45342013 is about 356.5881710198.

Adding to 45342013 its reverse (31024354), we get a palindrome (76366367).

The spelling of 45342013 in words is "forty-five million, three hundred forty-two thousand, thirteen".