1105113239 has 2 divisors, whose sum is σ = 1105113240. Its totient is φ = 1105113238.

The previous prime is 1105113199. The next prime is 1105113241. The reversal of 1105113239 is 9323115011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1105113239 - 2¹² = 1105109143 is a prime.

It is a super-2 number, since 2×1105113239² = 2442550542026142242, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1105113241, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1105113259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552556619 + 552556620.

It is an arithmetic number, because the mean of its divisors is an integer number (552556620).

Almost surely, 2^1105113239 is an apocalyptic number.

1105113239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105113239 is an equidigital number, since it uses as much as digits as its factorization.

1105113239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 1105113239 is about 33243.2435090200. The cubic root of 1105113239 is about 1033.8771268079.

The spelling of 1105113239 in words is "one billion, one hundred five million, one hundred thirteen thousand, two hundred thirty-nine".