1103232311 has 4 divisors (see below), whose sum is σ = 1109395800. Its totient is φ = 1097068824.

The previous prime is 1103232307. The next prime is 1103232343. The reversal of 1103232311 is 1132323011.

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

It is a cyclic number.

It is not a de Polignac number, because 1103232311 - 2² = 1103232307 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 1103232311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103234311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3081476 + ... + 3081833.

It is an arithmetic number, because the mean of its divisors is an integer number (277348950).

Almost surely, 2^1103232311 is an apocalyptic number.

1103232311 is a deficient number, since it is larger than the sum of its proper divisors (6163489).

1103232311 is an equidigital number, since it uses as much as digits as its factorization.

1103232311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6163488.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1103232311 is about 33214.9410807847. The cubic root of 1103232311 is about 1033.2902328768.

Adding to 1103232311 its reverse (1132323011), we get a palindrome (2235555322).

The spelling of 1103232311 in words is "one billion, one hundred three million, two hundred thirty-two thousand, three hundred eleven".