1201203 has 16 divisors (see below), whose sum is σ = 1884960. Its totient is φ = 753408.

The previous prime is 1201201. The next prime is 1201217. The reversal of 1201203 is 3021021.

It is a happy number.

It is not a de Polignac number, because 1201203 - 2¹ = 1201201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

1201203 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1201201) 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, 850 + ... + 1767.

It is an arithmetic number, because the mean of its divisors is an integer number (117810).

2^1201203 is an apocalyptic number.

1201203 is a deficient number, since it is larger than the sum of its proper divisors (683757).

1201203 is a wasteful number, since it uses less digits than its factorization.

1201203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2643 (or 2637 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1201203 is about 1095.9940693270. The cubic root of 1201203 is about 106.3013555656.

Adding to 1201203 its reverse (3021021), we get a palindrome (4222224).

The spelling of 1201203 in words is "one million, two hundred one thousand, two hundred three".