45245424013 has 2 divisors, whose sum is σ = 45245424014. Its totient is φ = 45245424012.

The previous prime is 45245424001. The next prime is 45245424097. The reversal of 45245424013 is 31042454254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27879982729 + 17365441284 = 166973^2 + 131778^2 .

It is a cyclic number.

It is not a de Polignac number, because 45245424013 - 2¹³ = 45245415821 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45245424013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45245454013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22622712006 + 22622712007.

It is an arithmetic number, because the mean of its divisors is an integer number (22622712007).

Almost surely, 2^45245424013 is an apocalyptic number.

It is an amenable number.

45245424013 is a deficient number, since it is larger than the sum of its proper divisors (1).

45245424013 is an equidigital number, since it uses as much as digits as its factorization.

45245424013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 45245424013 its reverse (31042454254), we get a palindrome (76287878267).

The spelling of 45245424013 in words is "forty-five billion, two hundred forty-five million, four hundred twenty-four thousand, thirteen".