13517074834 has 4 divisors (see below), whose sum is σ = 20275612254. Its totient is φ = 6758537416.

The previous prime is 13517074777. The next prime is 13517074847. The reversal of 13517074834 is 43847071531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43847071531 = 509 ⋅86143559.

It can be written as a sum of positive squares in only one way, i.e., 13233051225 + 284023609 = 115035^2 + 16853^2 .

It is a super-2 number, since 2×13517074834² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3379268707 + ... + 3379268710.

Almost surely, 2^13517074834 is an apocalyptic number.

13517074834 is a deficient number, since it is larger than the sum of its proper divisors (6758537420).

13517074834 is an equidigital number, since it uses as much as digits as its factorization.

13517074834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6758537419.

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 13517074834 in words is "thirteen billion, five hundred seventeen million, seventy-four thousand, eight hundred thirty-four".