17142623 has 2 divisors, whose sum is σ = 17142624. Its totient is φ = 17142622.

The previous prime is 17142589. The next prime is 17142649. The reversal of 17142623 is 32624171.

It is an a-pointer prime, because the next prime (17142649) can be obtained adding 17142623 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 17142623 - 2²² = 12948319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 17142592 and 17142601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17144623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8571311 + 8571312.

It is an arithmetic number, because the mean of its divisors is an integer number (8571312).

Almost surely, 2^17142623 is an apocalyptic number.

17142623 is a deficient number, since it is larger than the sum of its proper divisors (1).

17142623 is an equidigital number, since it uses as much as digits as its factorization.

17142623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 26.

The square root of 17142623 is about 4140.3650805213. The cubic root of 17142623 is about 257.8452239552.

Adding to 17142623 its reverse (32624171), we get a palindrome (49766794).

The spelling of 17142623 in words is "seventeen million, one hundred forty-two thousand, six hundred twenty-three".