12553043 has 2 divisors, whose sum is σ = 12553044. Its totient is φ = 12553042.

The previous prime is 12553039. The next prime is 12553063. The reversal of 12553043 is 34035521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12553043 - 2² = 12553039 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12553063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6276521 + 6276522.

It is an arithmetic number, because the mean of its divisors is an integer number (6276522).

Almost surely, 2^12553043 is an apocalyptic number.

12553043 is a deficient number, since it is larger than the sum of its proper divisors (1).

12553043 is an equidigital number, since it uses as much as digits as its factorization.

12553043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 12553043 is about 3543.0273778225. The cubic root of 12553043 is about 232.4072501671.

Adding to 12553043 its reverse (34035521), we get a palindrome (46588564).

The spelling of 12553043 in words is "twelve million, five hundred fifty-three thousand, forty-three".