13373519641 has 2 divisors, whose sum is σ = 13373519642. Its totient is φ = 13373519640.

The previous prime is 13373519639. The next prime is 13373519713. The reversal of 13373519641 is 14691537331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12056918416 + 1316601225 = 109804^2 + 36285^2 .

It is a cyclic number.

It is not a de Polignac number, because 13373519641 - 2¹ = 13373519639 is a prime.

Together with 13373519639, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13373510641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6686759820 + 6686759821.

It is an arithmetic number, because the mean of its divisors is an integer number (6686759821).

Almost surely, 2^13373519641 is an apocalyptic number.

It is an amenable number.

13373519641 is a deficient number, since it is larger than the sum of its proper divisors (1).

13373519641 is an equidigital number, since it uses as much as digits as its factorization.

13373519641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 43.

The spelling of 13373519641 in words is "thirteen billion, three hundred seventy-three million, five hundred nineteen thousand, six hundred forty-one".