13970497043 has 2 divisors, whose sum is σ = 13970497044. Its totient is φ = 13970497042.

The previous prime is 13970497039. The next prime is 13970497063. The reversal of 13970497043 is 34079407931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13970497043 - 2² = 13970497039 is a prime.

It is not a weakly prime, because it can be changed into another prime (13970497063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6985248521 + 6985248522.

It is an arithmetic number, because the mean of its divisors is an integer number (6985248522).

Almost surely, 2^13970497043 is an apocalyptic number.

13970497043 is a deficient number, since it is larger than the sum of its proper divisors (1).

13970497043 is an equidigital number, since it uses as much as digits as its factorization.

13970497043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 571536, while the sum is 47.

The spelling of 13970497043 in words is "thirteen billion, nine hundred seventy million, four hundred ninety-seven thousand, forty-three".