1101185023 has 2 divisors, whose sum is σ = 1101185024. Its totient is φ = 1101185022.

The previous prime is 1101185021. The next prime is 1101185117. The reversal of 1101185023 is 3205811011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101185023 - 2¹ = 1101185021 is a prime.

Together with 1101185021, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1101184985 and 1101185003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101185021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550592511 + 550592512.

It is an arithmetic number, because the mean of its divisors is an integer number (550592512).

Almost surely, 2^1101185023 is an apocalyptic number.

1101185023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101185023 is an equidigital number, since it uses as much as digits as its factorization.

1101185023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 22.

The square root of 1101185023 is about 33184.1079886141. The cubic root of 1101185023 is about 1032.6506720219.

Adding to 1101185023 its reverse (3205811011), we get a palindrome (4306996034).

The spelling of 1101185023 in words is "one billion, one hundred one million, one hundred eighty-five thousand, twenty-three".