1103420313 has 20 divisors (see below), whose sum is σ = 1649412468. Its totient is φ = 735125760.

The previous prime is 1103420281. The next prime is 1103420317. The reversal of 1103420313 is 3130243011.

1103420313 is a `hidden beast` number, since 1 + 10 + 342 + 0 + 313 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 432972864 + 670447449 = 20808^2 + 25893^2 .

It is not a de Polignac number, because 1103420313 - 2⁵ = 1103420281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1103420317) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 151393 + ... + 158513.

Almost surely, 2^1103420313 is an apocalyptic number.

It is an amenable number.

1103420313 is a deficient number, since it is larger than the sum of its proper divisors (545992155).

1103420313 is an equidigital number, since it uses as much as digits as its factorization.

1103420313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9046 (or 9037 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1103420313 is about 33217.7710420191. The cubic root of 1103420313 is about 1033.3489239294.

Adding to 1103420313 its reverse (3130243011), we get a palindrome (4233663324).

The spelling of 1103420313 in words is "one billion, one hundred three million, four hundred twenty thousand, three hundred thirteen".