1204543226 has 4 divisors (see below), whose sum is σ = 1806814842. Its totient is φ = 602271612.

The previous prime is 1204543199. The next prime is 1204543229. The reversal of 1204543226 is 6223454021.

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

It can be written as a sum of positive squares in only one way, i.e., 1179991201 + 24552025 = 34351^2 + 4955^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1204543229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 301135805 + ... + 301135808.

Almost surely, 2^1204543226 is an apocalyptic number.

1204543226 is a deficient number, since it is larger than the sum of its proper divisors (602271616).

1204543226 is an equidigital number, since it uses as much as digits as its factorization.

1204543226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602271615.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 1204543226 is about 34706.5300195799. The cubic root of 1204543226 is about 1063.9979630664.

Adding to 1204543226 its reverse (6223454021), we get a palindrome (7427997247).

The spelling of 1204543226 in words is "one billion, two hundred four million, five hundred forty-three thousand, two hundred twenty-six".