13471425434 has 4 divisors (see below), whose sum is σ = 20207138154. Its totient is φ = 6735712716.

The previous prime is 13471425397. The next prime is 13471425439. The reversal of 13471425434 is 43452417431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43452417431 = 2633 ⋅16503007.

It can be written as a sum of positive squares in only one way, i.e., 8942539225 + 4528886209 = 94565^2 + 67297^2 .

It is not an unprimeable number, because it can be changed into a prime (13471425439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3367856357 + ... + 3367856360.

Almost surely, 2^13471425434 is an apocalyptic number.

13471425434 is a deficient number, since it is larger than the sum of its proper divisors (6735712720).

13471425434 is an equidigital number, since it uses as much as digits as its factorization.

13471425434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6735712719.

The product of its digits is 161280, while the sum is 38.

The spelling of 13471425434 in words is "thirteen billion, four hundred seventy-one million, four hundred twenty-five thousand, four hundred thirty-four".