1264203 has 12 divisors (see below), whose sum is σ = 1922440. Its totient is φ = 798336.

The previous prime is 1264199. The next prime is 1264213. The reversal of 1264203 is 3024621.

It is a happy number.

It is not a de Polignac number, because 1264203 - 2² = 1264199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1264213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3526 + ... + 3867.

2^1264203 is an apocalyptic number.

1264203 is a deficient number, since it is larger than the sum of its proper divisors (658237).

1264203 is a wasteful number, since it uses less digits than its factorization.

1264203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7418 (or 7415 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1264203 is about 1124.3678223784. The cubic root of 1264203 is about 108.1281914035.

Adding to 1264203 its reverse (3024621), we get a palindrome (4288824).

The spelling of 1264203 in words is "one million, two hundred sixty-four thousand, two hundred three".