13613540363 has 2 divisors, whose sum is σ = 13613540364. Its totient is φ = 13613540362.

The previous prime is 13613540249. The next prime is 13613540377. The reversal of 13613540363 is 36304531631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13613540363 - 2²² = 13609346059 is a prime.

It is not a weakly prime, because it can be changed into another prime (13613510363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6806770181 + 6806770182.

It is an arithmetic number, because the mean of its divisors is an integer number (6806770182).

Almost surely, 2^13613540363 is an apocalyptic number.

13613540363 is a deficient number, since it is larger than the sum of its proper divisors (1).

13613540363 is an equidigital number, since it uses as much as digits as its factorization.

13613540363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 35.

The spelling of 13613540363 in words is "thirteen billion, six hundred thirteen million, five hundred forty thousand, three hundred sixty-three".