1111232023 has 4 divisors (see below), whose sum is σ = 1212253128. Its totient is φ = 1010210920.

The previous prime is 1111232009. The next prime is 1111232029. The reversal of 1111232023 is 3202321111.

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

It is a cyclic number.

It is not a de Polignac number, because 1111232023 - 2⁵ = 1111231991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1111231988 and 1111232006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111232029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50510536 + ... + 50510557.

It is an arithmetic number, because the mean of its divisors is an integer number (303063282).

Almost surely, 2^1111232023 is an apocalyptic number.

1111232023 is a deficient number, since it is larger than the sum of its proper divisors (101021105).

1111232023 is a wasteful number, since it uses less digits than its factorization.

1111232023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101021104.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1111232023 is about 33335.1469623279. The cubic root of 1111232023 is about 1035.7817374237.

Adding to 1111232023 its reverse (3202321111), we get a palindrome (4313553134).

The spelling of 1111232023 in words is "one billion, one hundred eleven million, two hundred thirty-two thousand, twenty-three".