1103630113 has 4 divisors (see below), whose sum is σ = 1103737648. Its totient is φ = 1103522580.

The previous prime is 1103630107. The next prime is 1103630141. The reversal of 1103630113 is 3110363011.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1103630113 - 2⁵ = 1103630081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103630153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36531 + ... + 59512.

It is an arithmetic number, because the mean of its divisors is an integer number (275934412).

Almost surely, 2^1103630113 is an apocalyptic number.

It is an amenable number.

1103630113 is a deficient number, since it is larger than the sum of its proper divisors (107535).

1103630113 is an equidigital number, since it uses as much as digits as its factorization.

1103630113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107534.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 1103630113 is about 33220.9288401152. The cubic root of 1103630113 is about 1033.4144120796.

Adding to 1103630113 its reverse (3110363011), we get a palindrome (4213993124).

The spelling of 1103630113 in words is "one billion, one hundred three million, six hundred thirty thousand, one hundred thirteen".