1113130306 has 4 divisors (see below), whose sum is σ = 1669695462. Its totient is φ = 556565152.

The previous prime is 1113130211. The next prime is 1113130307. The reversal of 1113130306 is 6030313111.

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

It can be written as a sum of positive squares in only one way, i.e., 950797225 + 162333081 = 30835^2 + 12741^2 .

It is not an unprimeable number, because it can be changed into a prime (1113130307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278282575 + ... + 278282578.

Almost surely, 2^1113130306 is an apocalyptic number.

1113130306 is a deficient number, since it is larger than the sum of its proper divisors (556565156).

1113130306 is an equidigital number, since it uses as much as digits as its factorization.

1113130306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556565155.

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

The square root of 1113130306 is about 33363.6075087812. The cubic root of 1113130306 is about 1036.3711997746.

Adding to 1113130306 its reverse (6030313111), we get a palindrome (7143443417).

The spelling of 1113130306 in words is "one billion, one hundred thirteen million, one hundred thirty thousand, three hundred six".