17134891 has 2 divisors, whose sum is σ = 17134892. Its totient is φ = 17134890.

The previous prime is 17134889. The next prime is 17134907. The reversal of 17134891 is 19843171.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 17134891 - 2¹ = 17134889 is a prime.

Together with 17134889, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (17134841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8567445 + 8567446.

It is an arithmetic number, because the mean of its divisors is an integer number (8567446).

Almost surely, 2^17134891 is an apocalyptic number.

17134891 is a deficient number, since it is larger than the sum of its proper divisors (1).

17134891 is an equidigital number, since it uses as much as digits as its factorization.

17134891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 34.

The square root of 17134891 is about 4139.4312411248. The cubic root of 17134891 is about 257.8064519989.

The spelling of 17134891 in words is "seventeen million, one hundred thirty-four thousand, eight hundred ninety-one".