1123233401 has 16 divisors (see below), whose sum is σ = 1242895104. Its totient is φ = 1010575104.

The previous prime is 1123233379. The next prime is 1123233403. The reversal of 1123233401 is 1043323211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1123233401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123233403) 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 15 ways as a sum of consecutive naturals, for example, 18011 + ... + 50703.

It is an arithmetic number, because the mean of its divisors is an integer number (77680944).

Almost surely, 2^1123233401 is an apocalyptic number.

It is an amenable number.

1123233401 is a deficient number, since it is larger than the sum of its proper divisors (119661703).

1123233401 is a wasteful number, since it uses less digits than its factorization.

1123233401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32800.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1123233401 is about 33514.6744128598. The cubic root of 1123233401 is about 1039.4972301717.

Adding to 1123233401 its reverse (1043323211), we get a palindrome (2166556612).

The spelling of 1123233401 in words is "one billion, one hundred twenty-three million, two hundred thirty-three thousand, four hundred one".