1123552238 has 4 divisors (see below), whose sum is σ = 1685328360. Its totient is φ = 561776118.

The previous prime is 1123552237. The next prime is 1123552301. The reversal of 1123552238 is 8322553211.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123552237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280888058 + ... + 280888061.

It is an arithmetic number, because the mean of its divisors is an integer number (421332090).

Almost surely, 2^1123552238 is an apocalyptic number.

1123552238 is a deficient number, since it is larger than the sum of its proper divisors (561776122).

1123552238 is an equidigital number, since it uses as much as digits as its factorization.

1123552238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561776121.

The product of its digits is 14400, while the sum is 32.

The square root of 1123552238 is about 33519.4307529230. The cubic root of 1123552238 is about 1039.5955768506.

The spelling of 1123552238 in words is "one billion, one hundred twenty-three million, five hundred fifty-two thousand, two hundred thirty-eight".