13870743967 has 2 divisors, whose sum is σ = 13870743968. Its totient is φ = 13870743966.

The previous prime is 13870743911. The next prime is 13870743979. The reversal of 13870743967 is 76934707831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13870743967 - 2⁷ = 13870743839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13870741967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6935371983 + 6935371984.

It is an arithmetic number, because the mean of its divisors is an integer number (6935371984).

Almost surely, 2^13870743967 is an apocalyptic number.

13870743967 is a deficient number, since it is larger than the sum of its proper divisors (1).

13870743967 is an equidigital number, since it uses as much as digits as its factorization.

13870743967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5334336, while the sum is 55.

The spelling of 13870743967 in words is "thirteen billion, eight hundred seventy million, seven hundred forty-three thousand, nine hundred sixty-seven".