12456797 has 2 divisors, whose sum is σ = 12456798. Its totient is φ = 12456796.

The previous prime is 12456791. The next prime is 12456817. The reversal of 12456797 is 79765421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11215801 + 1240996 = 3349^2 + 1114^2 .

It is a cyclic number.

It is not a de Polignac number, because 12456797 - 2¹⁶ = 12391261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12456791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6228398 + 6228399.

It is an arithmetic number, because the mean of its divisors is an integer number (6228399).

Almost surely, 2^12456797 is an apocalyptic number.

It is an amenable number.

12456797 is a deficient number, since it is larger than the sum of its proper divisors (1).

12456797 is an equidigital number, since it uses as much as digits as its factorization.

12456797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 41.

The square root of 12456797 is about 3529.4187906793. The cubic root of 12456797 is about 231.8117589683.

The spelling of 12456797 in words is "twelve million, four hundred fifty-six thousand, seven hundred ninety-seven".