10171409 has 2 divisors, whose sum is σ = 10171410. Its totient is φ = 10171408.

The previous prime is 10171391. The next prime is 10171417. The reversal of 10171409 is 90417101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6760000 + 3411409 = 2600^2 + 1847^2 .

It is a cyclic number.

It is not a de Polignac number, because 10171409 - 2²⁰ = 9122833 is a prime.

It is a super-2 number, since 2×10171409² = 206915122090562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10171439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5085704 + 5085705.

It is an arithmetic number, because the mean of its divisors is an integer number (5085705).

Almost surely, 2^10171409 is an apocalyptic number.

It is an amenable number.

10171409 is a deficient number, since it is larger than the sum of its proper divisors (1).

10171409 is an equidigital number, since it uses as much as digits as its factorization.

10171409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 10171409 is about 3189.2646487866. The cubic root of 10171409 is about 216.6674669267.

The spelling of 10171409 in words is "ten million, one hundred seventy-one thousand, four hundred nine".