13976031877 has 2 divisors, whose sum is σ = 13976031878. Its totient is φ = 13976031876.

The previous prime is 13976031863. The next prime is 13976031887. The reversal of 13976031877 is 77813067931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13616322721 + 359709156 = 116689^2 + 18966^2 .

It is a cyclic number.

It is not a de Polignac number, because 13976031877 - 2²⁷ = 13841814149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13976031887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6988015938 + 6988015939.

It is an arithmetic number, because the mean of its divisors is an integer number (6988015939).

Almost surely, 2^13976031877 is an apocalyptic number.

It is an amenable number.

13976031877 is a deficient number, since it is larger than the sum of its proper divisors (1).

13976031877 is an equidigital number, since it uses as much as digits as its factorization.

13976031877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1333584, while the sum is 52.

The spelling of 13976031877 in words is "thirteen billion, nine hundred seventy-six million, thirty-one thousand, eight hundred seventy-seven".