13075419977 has 2 divisors, whose sum is σ = 13075419978. Its totient is φ = 13075419976.

The previous prime is 13075419949. The next prime is 13075420013. The reversal of 13075419977 is 77991457031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12643653136 + 431766841 = 112444^2 + 20779^2 .

It is a cyclic number.

It is not a de Polignac number, because 13075419977 - 2⁶ = 13075419913 is a prime.

It is not a weakly prime, because it can be changed into another prime (13075419277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6537709988 + 6537709989.

It is an arithmetic number, because the mean of its divisors is an integer number (6537709989).

Almost surely, 2^13075419977 is an apocalyptic number.

It is an amenable number.

13075419977 is a deficient number, since it is larger than the sum of its proper divisors (1).

13075419977 is an equidigital number, since it uses as much as digits as its factorization.

13075419977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1666980, while the sum is 53.

The spelling of 13075419977 in words is "thirteen billion, seventy-five million, four hundred nineteen thousand, nine hundred seventy-seven".