13340623633 has 2 divisors, whose sum is σ = 13340623634. Its totient is φ = 13340623632.

The previous prime is 13340623603. The next prime is 13340623657. The reversal of 13340623633 is 33632604331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11709836944 + 1630786689 = 108212^2 + 40383^2 .

It is an emirp because it is prime and its reverse (33632604331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13340623633 - 2⁵ = 13340623601 is a prime.

It is not a weakly prime, because it can be changed into another prime (13340623603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6670311816 + 6670311817.

It is an arithmetic number, because the mean of its divisors is an integer number (6670311817).

Almost surely, 2^13340623633 is an apocalyptic number.

It is an amenable number.

13340623633 is a deficient number, since it is larger than the sum of its proper divisors (1).

13340623633 is an equidigital number, since it uses as much as digits as its factorization.

13340623633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 34.

The spelling of 13340623633 in words is "thirteen billion, three hundred forty million, six hundred twenty-three thousand, six hundred thirty-three".