1204124203 has 4 divisors (see below), whose sum is σ = 1233493128. Its totient is φ = 1174755280.

The previous prime is 1204124191. The next prime is 1204124209. The reversal of 1204124203 is 3024214021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1204124203 - 2⁵ = 1204124171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1204124209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14684401 + ... + 14684482.

It is an arithmetic number, because the mean of its divisors is an integer number (308373282).

Almost surely, 2^1204124203 is an apocalyptic number.

1204124203 is a deficient number, since it is larger than the sum of its proper divisors (29368925).

1204124203 is an equidigital number, since it uses as much as digits as its factorization.

1204124203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29368924.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1204124203 is about 34700.4928351169. The cubic root of 1204124203 is about 1063.8745715276.

Adding to 1204124203 its reverse (3024214021), we get a palindrome (4228338224).

The spelling of 1204124203 in words is "one billion, two hundred four million, one hundred twenty-four thousand, two hundred three".