1246896685123 has 2 divisors, whose sum is σ = 1246896685124. Its totient is φ = 1246896685122.

The previous prime is 1246896685079. The next prime is 1246896685129. The reversal of 1246896685123 is 3215866986421.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1246896685123 is a prime.

It is not a weakly prime, because it can be changed into another prime (1246896685129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 623448342561 + 623448342562.

It is an arithmetic number, because the mean of its divisors is an integer number (623448342562).

Almost surely, 2^{1246896685123} is an apocalyptic number.

1246896685123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1246896685123 is an equidigital number, since it uses as much as digits as its factorization.

1246896685123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29859840, while the sum is 61.

The spelling of 1246896685123 in words is "one trillion, two hundred forty-six billion, eight hundred ninety-six million, six hundred eighty-five thousand, one hundred twenty-three".