1123201234 has 8 divisors (see below), whose sum is σ = 1691019648. Its totient is φ = 559528020.

The previous prime is 1123201229. The next prime is 1123201241. The reversal of 1123201234 is 4321023211.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1035622 + ... + 1036705.

It is an arithmetic number, because the mean of its divisors is an integer number (211377456).

Almost surely, 2^1123201234 is an apocalyptic number.

1123201234 is a deficient number, since it is larger than the sum of its proper divisors (567818414).

1123201234 is a wasteful number, since it uses less digits than its factorization.

1123201234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2072600.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1123201234 is about 33514.1945151603. The cubic root of 1123201234 is about 1039.4873070852.

Adding to 1123201234 its reverse (4321023211), we get a palindrome (5444224445).

The spelling of 1123201234 in words is "one billion, one hundred twenty-three million, two hundred one thousand, two hundred thirty-four".