1101140023 has 4 divisors (see below), whose sum is σ = 1112492080. Its totient is φ = 1089787968.

The previous prime is 1101139987. The next prime is 1101140071. The reversal of 1101140023 is 3200411011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3200411011 = 7 ⋅457201573.

It is a cyclic number.

It is not a de Polignac number, because 1101140023 - 2⁹ = 1101139511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101139985 and 1101140012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101140083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5675883 + ... + 5676076.

It is an arithmetic number, because the mean of its divisors is an integer number (278123020).

Almost surely, 2^1101140023 is an apocalyptic number.

1101140023 is a deficient number, since it is larger than the sum of its proper divisors (11352057).

1101140023 is an equidigital number, since it uses as much as digits as its factorization.

1101140023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11352056.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1101140023 is about 33183.4299462849. The cubic root of 1101140023 is about 1032.6366053839.

Adding to 1101140023 its reverse (3200411011), we get a palindrome (4301551034).

The spelling of 1101140023 in words is "one billion, one hundred one million, one hundred forty thousand, twenty-three".