12158203 has 2 divisors, whose sum is σ = 12158204. Its totient is φ = 12158202.

The previous prime is 12158197. The next prime is 12158219. The reversal of 12158203 is 30285121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12158203 - 2¹³ = 12150011 is a prime.

It is not a weakly prime, because it can be changed into another prime (12158273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6079101 + 6079102.

It is an arithmetic number, because the mean of its divisors is an integer number (6079102).

Almost surely, 2^12158203 is an apocalyptic number.

12158203 is a deficient number, since it is larger than the sum of its proper divisors (1).

12158203 is an equidigital number, since it uses as much as digits as its factorization.

12158203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 12158203 is about 3486.8614827664. The cubic root of 12158203 is about 229.9445550032.

The spelling of 12158203 in words is "twelve million, one hundred fifty-eight thousand, two hundred three".