1313140444303 has 8 divisors (see below), whose sum is σ = 1332781274160. Its totient is φ = 1293500841600.

The previous prime is 1313140444261. The next prime is 1313140444337. The reversal of 1313140444303 is 3034440413131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313140444303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313140444003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1975353 + ... + 2555053.

It is an arithmetic number, because the mean of its divisors is an integer number (166597659270).

Almost surely, 2^{1313140444303} is an apocalyptic number.

1313140444303 is a deficient number, since it is larger than the sum of its proper divisors (19640829857).

1313140444303 is an equidigital number, since it uses as much as digits as its factorization.

1313140444303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613577.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 1313140444303 its reverse (3034440413131), we get a palindrome (4347580857434).

The spelling of 1313140444303 in words is "one trillion, three hundred thirteen billion, one hundred forty million, four hundred forty-four thousand, three hundred three".