1103331345 has 16 divisors (see below), whose sum is σ = 1802891520. Its totient is φ = 575922944.

The previous prime is 1103331337. The next prime is 1103331371. The reversal of 1103331345 is 5431333011.

It is a cyclic number.

It is not a de Polignac number, because 1103331345 - 2³ = 1103331337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 781800 + ... + 783209.

It is an arithmetic number, because the mean of its divisors is an integer number (112680720).

Almost surely, 2^1103331345 is an apocalyptic number.

1103331345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1103331345 is a deficient number, since it is larger than the sum of its proper divisors (699560175).

1103331345 is a wasteful number, since it uses less digits than its factorization.

1103331345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565064.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 1103331345 is about 33216.4318523227. The cubic root of 1103331345 is about 1033.3211504518.

Adding to 1103331345 its reverse (5431333011), we get a palindrome (6534664356).

The spelling of 1103331345 in words is "one billion, one hundred three million, three hundred thirty-one thousand, three hundred forty-five".