1113423271 has 2 divisors, whose sum is σ = 1113423272. Its totient is φ = 1113423270.

The previous prime is 1113423257. The next prime is 1113423281. The reversal of 1113423271 is 1723243111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1113423271 - 2¹⁷ = 1113292199 is a prime.

It is a super-2 number, since 2×1113423271² = 2479422760808678882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113423251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556711635 + 556711636.

It is an arithmetic number, because the mean of its divisors is an integer number (556711636).

Almost surely, 2^1113423271 is an apocalyptic number.

1113423271 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113423271 is an equidigital number, since it uses as much as digits as its factorization.

1113423271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 25.

The square root of 1113423271 is about 33367.9977073842. The cubic root of 1113423271 is about 1036.4621127175.

Adding to 1113423271 its reverse (1723243111), we get a palindrome (2836666382).

The spelling of 1113423271 in words is "one billion, one hundred thirteen million, four hundred twenty-three thousand, two hundred seventy-one".