12377064943 has 2 divisors, whose sum is σ = 12377064944. Its totient is φ = 12377064942.

The previous prime is 12377064941. The next prime is 12377064961. The reversal of 12377064943 is 34946077321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12377064943 - 2¹ = 12377064941 is a prime.

Together with 12377064941, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 12377064893 and 12377064902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12377064941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6188532471 + 6188532472.

It is an arithmetic number, because the mean of its divisors is an integer number (6188532472).

Almost surely, 2^12377064943 is an apocalyptic number.

12377064943 is a deficient number, since it is larger than the sum of its proper divisors (1).

12377064943 is an equidigital number, since it uses as much as digits as its factorization.

12377064943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 46.

The spelling of 12377064943 in words is "twelve billion, three hundred seventy-seven million, sixty-four thousand, nine hundred forty-three".