1040103313 has 4 divisors (see below), whose sum is σ = 1040231860. Its totient is φ = 1039974768.

The previous prime is 1040103269. The next prime is 1040103341. The reversal of 1040103313 is 3133010401.

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

It can be written as a sum of positive squares in 2 ways, for example, as 572549184 + 467554129 = 23928^2 + 21623^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040103313 - 2²¹ = 1038006161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040103013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51258 + ... + 68611.

It is an arithmetic number, because the mean of its divisors is an integer number (260057965).

Almost surely, 2^1040103313 is an apocalyptic number.

It is an amenable number.

1040103313 is a deficient number, since it is larger than the sum of its proper divisors (128547).

1040103313 is an equidigital number, since it uses as much as digits as its factorization.

1040103313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128546.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1040103313 is about 32250.6327534825. The cubic root of 1040103313 is about 1013.1929515995.

Adding to 1040103313 its reverse (3133010401), we get a palindrome (4173113714).

The spelling of 1040103313 in words is "one billion, forty million, one hundred three thousand, three hundred thirteen".