17142361 has 2 divisors, whose sum is σ = 17142362. Its totient is φ = 17142360.

The previous prime is 17142347. The next prime is 17142401. The reversal of 17142361 is 16324171.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17015625 + 126736 = 4125^2 + 356^2 .

It is an emirp because it is prime and its reverse (16324171) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 17142361 - 2¹⁵ = 17109593 is a prime.

It is not a weakly prime, because it can be changed into another prime (17142331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8571180 + 8571181.

It is an arithmetic number, because the mean of its divisors is an integer number (8571181).

Almost surely, 2^17142361 is an apocalyptic number.

It is an amenable number.

17142361 is a deficient number, since it is larger than the sum of its proper divisors (1).

17142361 is an equidigital number, since it uses as much as digits as its factorization.

17142361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 25.

The square root of 17142361 is about 4140.3334406784. Note that the first 3 decimals coincide. The cubic root of 17142361 is about 257.8439103524.

The spelling of 17142361 in words is "seventeen million, one hundred forty-two thousand, three hundred sixty-one".