17091379 has 2 divisors, whose sum is σ = 17091380. Its totient is φ = 17091378.

The previous prime is 17091377. The next prime is 17091401. The reversal of 17091379 is 97319071.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 17091379 - 2¹ = 17091377 is a prime.

It is a super-2 number, since 2×17091379² = 584230472243282, which contains 22 as substring.

Together with 17091377, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (17091377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8545689 + 8545690.

It is an arithmetic number, because the mean of its divisors is an integer number (8545690).

Almost surely, 2^17091379 is an apocalyptic number.

17091379 is a deficient number, since it is larger than the sum of its proper divisors (1).

17091379 is an equidigital number, since it uses as much as digits as its factorization.

17091379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11907, while the sum is 37.

The square root of 17091379 is about 4134.1721057547. The cubic root of 17091379 is about 257.5880441691.

The spelling of 17091379 in words is "seventeen million, ninety-one thousand, three hundred seventy-nine".