1303101323 has 4 divisors (see below), whose sum is σ = 1379754360. Its totient is φ = 1226448288.

The previous prime is 1303101311. The next prime is 1303101361. The reversal of 1303101323 is 3231013031.

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

It is a cyclic number.

It is not a de Polignac number, because 1303101323 - 2¹² = 1303097227 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 76653019 = 1303101323 / (1 + 3 + 0 + 3 + 1 + 0 + 1 + 3 + 2 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303109323) 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, 38326493 + ... + 38326526.

It is an arithmetic number, because the mean of its divisors is an integer number (344938590).

Almost surely, 2^1303101323 is an apocalyptic number.

1303101323 is a deficient number, since it is larger than the sum of its proper divisors (76653037).

1303101323 is an equidigital number, since it uses as much as digits as its factorization.

1303101323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76653036.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1303101323 is about 36098.4947470113. The cubic root of 1303101323 is about 1092.2600814744.

Adding to 1303101323 its reverse (3231013031), we get a palindrome (4534114354).

The spelling of 1303101323 in words is "one billion, three hundred three million, one hundred one thousand, three hundred twenty-three".