1113023313 has 6 divisors (see below), whose sum is σ = 1607700354. Its totient is φ = 742015536.

The previous prime is 1113023311. The next prime is 1113023321. The reversal of 1113023313 is 3133203111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1015250769 + 97772544 = 31863^2 + 9888^2 .

It is not a de Polignac number, because 1113023313 - 2¹ = 1113023311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1113023311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61834620 + ... + 61834637.

It is an arithmetic number, because the mean of its divisors is an integer number (267950059).

Almost surely, 2^1113023313 is an apocalyptic number.

It is an amenable number.

1113023313 is a deficient number, since it is larger than the sum of its proper divisors (494677041).

1113023313 is a wasteful number, since it uses less digits than its factorization.

1113023313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123669263 (or 123669260 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 1113023313 is about 33362.0040315326. The cubic root of 1113023313 is about 1036.3379937141.

Adding to 1113023313 its reverse (3133203111), we get a palindrome (4246226424).

It can be divided in two parts, 11130 and 23313, that added together give a palindrome (34443).

The spelling of 1113023313 in words is "one billion, one hundred thirteen million, twenty-three thousand, three hundred thirteen".