1130231023 has 2 divisors, whose sum is σ = 1130231024. Its totient is φ = 1130231022.

The previous prime is 1130231021. The next prime is 1130231029. The reversal of 1130231023 is 3201320311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1130231023 - 2¹ = 1130231021 is a prime.

Together with 1130231021, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1130230988 and 1130231006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130231021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565115511 + 565115512.

It is an arithmetic number, because the mean of its divisors is an integer number (565115512).

Almost surely, 2^1130231023 is an apocalyptic number.

1130231023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130231023 is an equidigital number, since it uses as much as digits as its factorization.

1130231023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1130231023 is about 33618.9087122113. The cubic root of 1130231023 is about 1041.6514144867.

Adding to 1130231023 its reverse (3201320311), we get a palindrome (4331551334).

The spelling of 1130231023 in words is "one billion, one hundred thirty million, two hundred thirty-one thousand, twenty-three".