12537203 has 16 divisors (see below), whose sum is σ = 14929920. Its totient is φ = 10304736.

The previous prime is 12537197. The next prime is 12537227. The reversal of 12537203 is 30273521.

It is a cyclic number.

It is not a de Polignac number, because 12537203 - 2¹⁰ = 12536179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12537253) 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, 17078 + ... + 17796.

It is an arithmetic number, because the mean of its divisors is an integer number (933120).

Almost surely, 2^12537203 is an apocalyptic number.

12537203 is a deficient number, since it is larger than the sum of its proper divisors (2392717).

12537203 is an equidigital number, since it uses as much as digits as its factorization.

12537203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 12537203 is about 3540.7912957417. The cubic root of 12537203 is about 232.3094550122.

The spelling of 12537203 in words is "twelve million, five hundred thirty-seven thousand, two hundred three".