17142859 has 2 divisors, whose sum is σ = 17142860. Its totient is φ = 17142858.

The previous prime is 17142847. The next prime is 17142869. The reversal of 17142859 is 95824171.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 17142859 - 2⁹ = 17142347 is a prime.

It is a super-2 number, since 2×17142859² = 587755229387762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (17142869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8571429 + 8571430.

It is an arithmetic number, because the mean of its divisors is an integer number (8571430).

Almost surely, 2^17142859 is an apocalyptic number.

17142859 is a deficient number, since it is larger than the sum of its proper divisors (1).

17142859 is an equidigital number, since it uses as much as digits as its factorization.

17142859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 37.

The square root of 17142859 is about 4140.3935803254. The cubic root of 17142859 is about 257.8464071890.

The spelling of 17142859 in words is "seventeen million, one hundred forty-two thousand, eight hundred fifty-nine".