13542227434 has 4 divisors (see below), whose sum is σ = 20313341154. Its totient is φ = 6771113716.

The previous prime is 13542227407. The next prime is 13542227459. The reversal of 13542227434 is 43472224531.

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

It can be written as a sum of positive squares in only one way, i.e., 13015387225 + 526840209 = 114085^2 + 22953^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13542227393 and 13542227402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3385556857 + ... + 3385556860.

Almost surely, 2^13542227434 is an apocalyptic number.

13542227434 is a deficient number, since it is larger than the sum of its proper divisors (6771113720).

13542227434 is an equidigital number, since it uses as much as digits as its factorization.

13542227434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6771113719.

The product of its digits is 161280, while the sum is 37.

The spelling of 13542227434 in words is "thirteen billion, five hundred forty-two million, two hundred twenty-seven thousand, four hundred thirty-four".