1303349947971 has 4 divisors (see below), whose sum is σ = 1737799930632. Its totient is φ = 868899965312.

The previous prime is 1303349947969. The next prime is 1303349947973. The reversal of 1303349947971 is 1797499433031.

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

It is an interprime number because it is at equal distance from previous prime (1303349947969) and next prime (1303349947973).

It is a cyclic number.

It is not a de Polignac number, because 1303349947971 - 2¹ = 1303349947969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1303349947973) 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, 217224991326 + ... + 217224991331.

It is an arithmetic number, because the mean of its divisors is an integer number (434449982658).

Almost surely, 2^{1303349947971} is an apocalyptic number.

1303349947971 is a deficient number, since it is larger than the sum of its proper divisors (434449982661).

1303349947971 is an equidigital number, since it uses as much as digits as its factorization.

1303349947971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434449982660.

The product of its (nonzero) digits is 15431472, while the sum is 60.

The spelling of 1303349947971 in words is "one trillion, three hundred three billion, three hundred forty-nine million, nine hundred forty-seven thousand, nine hundred seventy-one".