4451100013 has 12 divisors (see below), whose sum is σ = 4552504348. Its totient is φ = 4351484160.

The previous prime is 4451099971. The next prime is 4451100023. The reversal of 4451100013 is 3100011544.

It can be written as a sum of positive squares in 2 ways, for example, as 3270352969 + 1180747044 = 57187^2 + 34362^2 .

It is not a de Polignac number, because 4451100013 - 2²⁹ = 3914229101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4451100023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 664903 + ... + 671563.

Almost surely, 2^4451100013 is an apocalyptic number.

It is an amenable number.

4451100013 is a deficient number, since it is larger than the sum of its proper divisors (101404335).

4451100013 is an frugal number, since it uses more digits than its factorization.

4451100013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6924 (or 6841 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 4451100013 is about 66716.5647571876. The cubic root of 4451100013 is about 1644.9616757362.

Adding to 4451100013 its reverse (3100011544), we get a palindrome (7551111557).

The spelling of 4451100013 in words is "four billion, four hundred fifty-one million, one hundred thousand, thirteen".