17142401 has 2 divisors, whose sum is σ = 17142402. Its totient is φ = 17142400.

The previous prime is 17142361. The next prime is 17142407. The reversal of 17142401 is 10424171.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15249025 + 1893376 = 3905^2 + 1376^2 .

It is an emirp because it is prime and its reverse (10424171) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 17142401 - 2²² = 12948097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (17142407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8571200 + 8571201.

It is an arithmetic number, because the mean of its divisors is an integer number (8571201).

Almost surely, 2^17142401 is an apocalyptic number.

It is an amenable number.

17142401 is a deficient number, since it is larger than the sum of its proper divisors (1).

17142401 is an equidigital number, since it uses as much as digits as its factorization.

17142401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 17142401 is about 4140.3382712044. The cubic root of 17142401 is about 257.8441109033.

Adding to 17142401 its reverse (10424171), we get a palindrome (27566572).

The spelling of 17142401 in words is "seventeen million, one hundred forty-two thousand, four hundred one".