4390848013 has 2 divisors, whose sum is σ = 4390848014. Its totient is φ = 4390848012.

The previous prime is 4390847969. The next prime is 4390848083. The reversal of 4390848013 is 3108480934.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3815903529 + 574944484 = 61773^2 + 23978^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4390848013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4390848083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2195424006 + 2195424007.

It is an arithmetic number, because the mean of its divisors is an integer number (2195424007).

Almost surely, 2^4390848013 is an apocalyptic number.

It is an amenable number.

4390848013 is a deficient number, since it is larger than the sum of its proper divisors (1).

4390848013 is an equidigital number, since it uses as much as digits as its factorization.

4390848013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 4390848013 is about 66263.4741995920. The cubic root of 4390848013 is about 1637.5056286969.

The spelling of 4390848013 in words is "four billion, three hundred ninety million, eight hundred forty-eight thousand, thirteen".