111383005 has 4 divisors (see below), whose sum is σ = 133659612. Its totient is φ = 89106400.

The previous prime is 111383003. The next prime is 111383017. The reversal of 111383005 is 500383111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 73462041 + 37920964 = 8571^2 + 6158^2 .

It is not a de Polignac number, because 111383005 - 2¹ = 111383003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111383003) 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, 11138296 + ... + 11138305.

It is an arithmetic number, because the mean of its divisors is an integer number (33414903).

Almost surely, 2^111383005 is an apocalyptic number.

It is an amenable number.

111383005 is a deficient number, since it is larger than the sum of its proper divisors (22276607).

111383005 is an equidigital number, since it uses as much as digits as its factorization.

111383005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22276606.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 111383005 is about 10553.8147131736. The cubic root of 111383005 is about 481.1416761872.

The spelling of 111383005 in words is "one hundred eleven million, three hundred eighty-three thousand, five".