13574784347 has 2 divisors, whose sum is σ = 13574784348. Its totient is φ = 13574784346.

The previous prime is 13574784287. The next prime is 13574784373. The reversal of 13574784347 is 74348747531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13574784347 - 2¹⁰ = 13574783323 is a prime.

It is not a weakly prime, because it can be changed into another prime (13574784547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6787392173 + 6787392174.

It is an arithmetic number, because the mean of its divisors is an integer number (6787392174).

Almost surely, 2^13574784347 is an apocalyptic number.

13574784347 is a deficient number, since it is larger than the sum of its proper divisors (1).

13574784347 is an equidigital number, since it uses as much as digits as its factorization.

13574784347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7902720, while the sum is 53.

The spelling of 13574784347 in words is "thirteen billion, five hundred seventy-four million, seven hundred eighty-four thousand, three hundred forty-seven".