12256453 has 6 divisors (see below), whose sum is σ = 13472102. Its totient is φ = 11142120.

The previous prime is 12256427. The next prime is 12256469. The reversal of 12256453 is 35465221.

It can be written as a sum of positive squares in only one way, i.e., 12236004 + 20449 = 3498^2 + 143^2 .

It is not a de Polignac number, because 12256453 - 2⁵ = 12256421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12256403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50526 + ... + 50767.

Almost surely, 2^12256453 is an apocalyptic number.

It is an amenable number.

12256453 is a deficient number, since it is larger than the sum of its proper divisors (1215649).

12256453 is a wasteful number, since it uses less digits than its factorization.

12256453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101315 (or 101304 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 12256453 is about 3500.9217357719. The cubic root of 12256453 is about 230.5622852463.

The spelling of 12256453 in words is "twelve million, two hundred fifty-six thousand, four hundred fifty-three".