1111342023 has 24 divisors (see below), whose sum is σ = 1793924496. Its totient is φ = 657110400.

The previous prime is 1111342019. The next prime is 1111342039. The reversal of 1111342023 is 3202431111.

It is not a de Polignac number, because 1111342023 - 2² = 1111342019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111341987 and 1111342005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111342013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132840 + ... + 140957.

It is an arithmetic number, because the mean of its divisors is an integer number (74746854).

Almost surely, 2^1111342023 is an apocalyptic number.

1111342023 is a deficient number, since it is larger than the sum of its proper divisors (682582473).

1111342023 is a wasteful number, since it uses less digits than its factorization.

1111342023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273855 (or 273852 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1111342023 is about 33336.7968317293. The cubic root of 1111342023 is about 1035.8159133742.

Adding to 1111342023 its reverse (3202431111), we get a palindrome (4313773134).

The spelling of 1111342023 in words is "one billion, one hundred eleven million, three hundred forty-two thousand, twenty-three".