1204450243 has 8 divisors (see below), whose sum is σ = 1247514480. Its totient is φ = 1161488160.

The previous prime is 1204450237. The next prime is 1204450271. The reversal of 1204450243 is 3420544021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1204450243 - 2⁵ = 1204450211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1204450213) 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 7 ways as a sum of consecutive naturals, for example, 1128 + ... + 49093.

It is an arithmetic number, because the mean of its divisors is an integer number (155939310).

Almost surely, 2^1204450243 is an apocalyptic number.

1204450243 is a deficient number, since it is larger than the sum of its proper divisors (43064237).

1204450243 is an equidigital number, since it uses as much as digits as its factorization.

1204450243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51077.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 1204450243 is about 34705.1904331326. The cubic root of 1204450243 is about 1063.9705844257.

Adding to 1204450243 its reverse (3420544021), we get a palindrome (4624994264).

The spelling of 1204450243 in words is "one billion, two hundred four million, four hundred fifty thousand, two hundred forty-three".