1303134357243 has 4 divisors (see below), whose sum is σ = 1737512476328. Its totient is φ = 868756238160.

The previous prime is 1303134357233. The next prime is 1303134357253. The reversal of 1303134357243 is 3427534313031.

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 (1303134357233) and next prime (1303134357253).

It is not a de Polignac number, because 1303134357243 - 2⁸ = 1303134356987 is a prime.

It is a super-2 number, since 2×1303134357243² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303134357233) 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, 217189059538 + ... + 217189059543.

It is an arithmetic number, because the mean of its divisors is an integer number (434378119082).

Almost surely, 2^{1303134357243} is an apocalyptic number.

1303134357243 is a deficient number, since it is larger than the sum of its proper divisors (434378119085).

1303134357243 is an equidigital number, since it uses as much as digits as its factorization.

1303134357243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434378119084.

The product of its (nonzero) digits is 272160, while the sum is 39.

The spelling of 1303134357243 in words is "one trillion, three hundred three billion, one hundred thirty-four million, three hundred fifty-seven thousand, two hundred forty-three".