1123552230 has 16 divisors (see below), whose sum is σ = 2696525424. Its totient is φ = 299613920.

The previous prime is 1123552217. The next prime is 1123552237. The reversal of 1123552230 is 322553211.

It is a happy number.

It is a super-2 number, since 2×1123552230² = 2524739227075945800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1123552230.

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 in 7 ways as a sum of consecutive naturals, for example, 18725841 + ... + 18725900.

It is an arithmetic number, because the mean of its divisors is an integer number (168532839).

Almost surely, 2^1123552230 is an apocalyptic number.

1123552230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123552230 is an abundant number, since it is smaller than the sum of its proper divisors (1572973194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123552230 is a wasteful number, since it uses less digits than its factorization.

1123552230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37451751.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1123552230 is about 33519.4306335892. The cubic root of 1123552230 is about 1039.5955743832.

The spelling of 1123552230 in words is "one billion, one hundred twenty-three million, five hundred fifty-two thousand, two hundred thirty".