1103443115 has 8 divisors (see below), whose sum is σ = 1328134128. Its totient is φ = 880086240.

The previous prime is 1103443087. The next prime is 1103443153. The reversal of 1103443115 is 5113443011.

It is a happy number.

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

It is not a de Polignac number, because 1103443115 - 2⁸ = 1103442859 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331712 + ... + 335021.

It is an arithmetic number, because the mean of its divisors is an integer number (166016766).

Almost surely, 2^1103443115 is an apocalyptic number.

1103443115 is a deficient number, since it is larger than the sum of its proper divisors (224691013).

1103443115 is an equidigital number, since it uses as much as digits as its factorization.

1103443115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667069.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1103443115 is about 33218.1142601443. The cubic root of 1103443115 is about 1033.3560418758.

Adding to 1103443115 its reverse (5113443011), we get a palindrome (6216886126).

The spelling of 1103443115 in words is "one billion, one hundred three million, four hundred forty-three thousand, one hundred fifteen".