1302323313 has 4 divisors (see below), whose sum is σ = 1736431088. Its totient is φ = 868215540.

The previous prime is 1302323311. The next prime is 1302323317. The reversal of 1302323313 is 3133232031.

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.

It is not a de Polignac number, because 1302323313 - 2¹ = 1302323311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1302323313.

It is not an unprimeable number, because it can be changed into a prime (1302323311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217053883 + ... + 217053888.

It is an arithmetic number, because the mean of its divisors is an integer number (434107772).

Almost surely, 2^1302323313 is an apocalyptic number.

It is an amenable number.

1302323313 is a deficient number, since it is larger than the sum of its proper divisors (434107775).

1302323313 is an equidigital number, since it uses as much as digits as its factorization.

1302323313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434107774.

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 1302323313 is about 36087.7169269545. The cubic root of 1302323313 is about 1092.0426620950.

Adding to 1302323313 its reverse (3133232031), we get a palindrome (4435555344).

The spelling of 1302323313 in words is "one billion, three hundred two million, three hundred twenty-three thousand, three hundred thirteen".