11171329 has 8 divisors (see below), whose sum is σ = 12738600. Its totient is φ = 9705216.

The previous prime is 11171327. The next prime is 11171333. The reversal of 11171329 is 92317111.

It can be written as a sum of positive squares in 4 ways, for example, as 2480625 + 8690704 = 1575^2 + 2948^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11171329 - 2¹ = 11171327 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11171323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25054 + ... + 25495.

It is an arithmetic number, because the mean of its divisors is an integer number (1592325).

Almost surely, 2^11171329 is an apocalyptic number.

It is an amenable number.

11171329 is a deficient number, since it is larger than the sum of its proper divisors (1567271).

11171329 is a wasteful number, since it uses less digits than its factorization.

11171329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50579.

The product of its digits is 378, while the sum is 25.

The square root of 11171329 is about 3342.3538113132. The cubic root of 11171329 is about 223.5467090208.

The spelling of 11171329 in words is "eleven million, one hundred seventy-one thousand, three hundred twenty-nine".