13403563801 has 2 divisors, whose sum is σ = 13403563802. Its totient is φ = 13403563800.

The previous prime is 13403563783. The next prime is 13403563829. The reversal of 13403563801 is 10836530431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10722395401 + 2681168400 = 103549^2 + 51780^2 .

It is a cyclic number.

It is not a de Polignac number, because 13403563801 - 2⁷ = 13403563673 is a prime.

It is not a weakly prime, because it can be changed into another prime (13403563601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6701781900 + 6701781901.

It is an arithmetic number, because the mean of its divisors is an integer number (6701781901).

Almost surely, 2^13403563801 is an apocalyptic number.

It is an amenable number.

13403563801 is a deficient number, since it is larger than the sum of its proper divisors (1).

13403563801 is an equidigital number, since it uses as much as digits as its factorization.

13403563801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 13403563801 in words is "thirteen billion, four hundred three million, five hundred sixty-three thousand, eight hundred one".