12765453 has 16 divisors (see below), whose sum is σ = 18444096. Its totient is φ = 7822080.

The previous prime is 12765451. The next prime is 12765457. The reversal of 12765453 is 35456721.

It is not a de Polignac number, because 12765453 - 2¹ = 12765451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12765451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 718 + ... + 5103.

It is an arithmetic number, because the mean of its divisors is an integer number (1152756).

Almost surely, 2^12765453 is an apocalyptic number.

It is an amenable number.

12765453 is a deficient number, since it is larger than the sum of its proper divisors (5678643).

12765453 is a wasteful number, since it uses less digits than its factorization.

12765453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5884.

The product of its digits is 25200, while the sum is 33.

The square root of 12765453 is about 3572.8774118349. The cubic root of 12765453 is about 233.7107793538.

The spelling of 12765453 in words is "twelve million, seven hundred sixty-five thousand, four hundred fifty-three".