12331453 has 2 divisors, whose sum is σ = 12331454. Its totient is φ = 12331452.

The previous prime is 12331441. The next prime is 12331463. The reversal of 12331453 is 35413321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12020089 + 311364 = 3467^2 + 558^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12331453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12331463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6165726 + 6165727.

It is an arithmetic number, because the mean of its divisors is an integer number (6165727).

Almost surely, 2^12331453 is an apocalyptic number.

It is an amenable number.

12331453 is a deficient number, since it is larger than the sum of its proper divisors (1).

12331453 is an equidigital number, since it uses as much as digits as its factorization.

12331453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 22.

The square root of 12331453 is about 3511.6168640670. The cubic root of 12331453 is about 231.0316167690.

Adding to 12331453 its reverse (35413321), we get a palindrome (47744774).

The spelling of 12331453 in words is "twelve million, three hundred thirty-one thousand, four hundred fifty-three".