1115271323 has 8 divisors (see below), whose sum is σ = 1132689360. Its totient is φ = 1097984160.

The previous prime is 1115271239. The next prime is 1115271341. The reversal of 1115271323 is 3231725111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1115271323 - 2¹² = 1115267227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1115271292 and 1115271301.

It is not an unprimeable number, because it can be changed into a prime (1115271523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15473 + ... + 49698.

It is an arithmetic number, because the mean of its divisors is an integer number (141586170).

Almost surely, 2^1115271323 is an apocalyptic number.

1115271323 is a deficient number, since it is larger than the sum of its proper divisors (17418037).

1115271323 is a wasteful number, since it uses less digits than its factorization.

1115271323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65437.

The product of its digits is 1260, while the sum is 26.

The square root of 1115271323 is about 33395.6782084149. The cubic root of 1115271323 is about 1037.0352332201.

Adding to 1115271323 its reverse (3231725111), we get a palindrome (4346996434).

The spelling of 1115271323 in words is "one billion, one hundred fifteen million, two hundred seventy-one thousand, three hundred twenty-three".