12947463707 has 2 divisors, whose sum is σ = 12947463708. Its totient is φ = 12947463706.

The previous prime is 12947463667. The next prime is 12947463803. The reversal of 12947463707 is 70736474921.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12947463707 - 2²⁴ = 12930686491 is a prime.

It is not a weakly prime, because it can be changed into another prime (12947483707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6473731853 + 6473731854.

It is an arithmetic number, because the mean of its divisors is an integer number (6473731854).

Almost surely, 2^12947463707 is an apocalyptic number.

12947463707 is a deficient number, since it is larger than the sum of its proper divisors (1).

12947463707 is an equidigital number, since it uses as much as digits as its factorization.

12947463707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1778112, while the sum is 50.

The spelling of 12947463707 in words is "twelve billion, nine hundred forty-seven million, four hundred sixty-three thousand, seven hundred seven".