12453811 has 2 divisors, whose sum is σ = 12453812. Its totient is φ = 12453810.

The previous prime is 12453769. The next prime is 12453817. The reversal of 12453811 is 11835421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12453811 - 2²³ = 4065203 is a prime.

It is not a weakly prime, because it can be changed into another prime (12453817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6226905 + 6226906.

It is an arithmetic number, because the mean of its divisors is an integer number (6226906).

Almost surely, 2^12453811 is an apocalyptic number.

12453811 is a deficient number, since it is larger than the sum of its proper divisors (1).

12453811 is an equidigital number, since it uses as much as digits as its factorization.

12453811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 25.

The square root of 12453811 is about 3528.9957495015. The cubic root of 12453811 is about 231.7932350725.

It can be divided in two parts, 124 and 53811, that added together give a palindrome (53935).

The spelling of 12453811 in words is "twelve million, four hundred fifty-three thousand, eight hundred eleven".