1103332013 has 4 divisors (see below), whose sum is σ = 1260950880. Its totient is φ = 945713148.

The previous prime is 1103331959. The next prime is 1103332019. The reversal of 1103332013 is 3102333011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3102333011 = 281 ⋅11040331.

It is a cyclic number.

It is not a de Polignac number, because 1103332013 - 2²⁰ = 1102283437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1103331982 and 1103332000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103332019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78809423 + ... + 78809436.

It is an arithmetic number, because the mean of its divisors is an integer number (315237720).

Almost surely, 2^1103332013 is an apocalyptic number.

It is an amenable number.

1103332013 is a deficient number, since it is larger than the sum of its proper divisors (157618867).

1103332013 is an equidigital number, since it uses as much as digits as its factorization.

1103332013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157618866.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1103332013 is about 33216.4419075855. The cubic root of 1103332013 is about 1033.3213589895.

Adding to 1103332013 its reverse (3102333011), we get a palindrome (4205665024).

The spelling of 1103332013 in words is "one billion, one hundred three million, three hundred thirty-two thousand, thirteen".