1347097542643 has 4 divisors (see below), whose sum is σ = 1347100112920. Its totient is φ = 1347094972368.

The previous prime is 1347097542613. The next prime is 1347097542649. The reversal of 1347097542643 is 3462457907431.

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 1347097542643 - 2²⁵ = 1347063988211 is a prime.

It is a super-3 number, since 3×1347097542643³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1347097542649) 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, 185130 + ... + 1651807.

It is an arithmetic number, because the mean of its divisors is an integer number (336775028230).

Almost surely, 2^{1347097542643} is an apocalyptic number.

1347097542643 is a deficient number, since it is larger than the sum of its proper divisors (2570277).

1347097542643 is an equidigital number, since it uses as much as digits as its factorization.

1347097542643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2570276.

The product of its (nonzero) digits is 15240960, while the sum is 55.

The spelling of 1347097542643 in words is "one trillion, three hundred forty-seven billion, ninety-seven million, five hundred forty-two thousand, six hundred forty-three".