13161434783933 has 2 divisors, whose sum is σ = 13161434783934. Its totient is φ = 13161434783932.

The previous prime is 13161434783897. The next prime is 13161434783963. The reversal of 13161434783933 is 33938743416131.

It is a happy number.

13161434783933 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9781712870329 + 3379721913604 = 3127573^2 + 1838402^2 .

It is a cyclic number.

It is not a de Polignac number, because 13161434783933 - 2³² = 13157139816637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13161434783963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6580717391966 + 6580717391967.

It is an arithmetic number, because the mean of its divisors is an integer number (6580717391967).

Almost surely, 2^{13161434783933} is an apocalyptic number.

It is an amenable number.

13161434783933 is a deficient number, since it is larger than the sum of its proper divisors (1).

13161434783933 is an equidigital number, since it uses as much as digits as its factorization.

13161434783933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11757312, while the sum is 56.

The spelling of 13161434783933 in words is "thirteen trillion, one hundred sixty-one billion, four hundred thirty-four million, seven hundred eighty-three thousand, nine hundred thirty-three".