3130643246443 has 4 divisors (see below), whose sum is σ = 3137873369848. Its totient is φ = 3123413123040.

The previous prime is 3130643246429. The next prime is 3130643246453. The reversal of 3130643246443 is 3446423460313.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3130643246443 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 3130643246443.

It is not an unprimeable number, because it can be changed into a prime (3130643246453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3615061053 + ... + 3615061918.

It is an arithmetic number, because the mean of its divisors is an integer number (784468342462).

Almost surely, 2^{3130643246443} is an apocalyptic number.

3130643246443 is a deficient number, since it is larger than the sum of its proper divisors (7230123405).

3130643246443 is an equidigital number, since it uses as much as digits as its factorization.

3130643246443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7230123404.

The product of its (nonzero) digits is 1492992, while the sum is 43.

The spelling of 3130643246443 in words is "three trillion, one hundred thirty billion, six hundred forty-three million, two hundred forty-six thousand, four hundred forty-three".