1231114323 has 4 divisors (see below), whose sum is σ = 1641485768. Its totient is φ = 820742880.

The previous prime is 1231114303. The next prime is 1231114327. The reversal of 1231114323 is 3234111321.

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

It is not a de Polignac number, because 1231114323 - 2¹² = 1231110227 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1231114323.

It is not an unprimeable number, because it can be changed into a prime (1231114327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205185718 + ... + 205185723.

It is an arithmetic number, because the mean of its divisors is an integer number (410371442).

Almost surely, 2^1231114323 is an apocalyptic number.

1231114323 is a deficient number, since it is larger than the sum of its proper divisors (410371445).

1231114323 is an equidigital number, since it uses as much as digits as its factorization.

1231114323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410371444.

The product of its digits is 432, while the sum is 21.

The square root of 1231114323 is about 35087.2387485821. The cubic root of 1231114323 is about 1071.7647307429.

Adding to 1231114323 its reverse (3234111321), we get a palindrome (4465225644).

The spelling of 1231114323 in words is "one billion, two hundred thirty-one million, one hundred fourteen thousand, three hundred twenty-three".