10993171 has 4 divisors (see below), whose sum is σ = 12563632. Its totient is φ = 9422712.

The previous prime is 10993141. The next prime is 10993187. The reversal of 10993171 is 17139901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10993171 - 2⁵ = 10993139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10993121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 785220 + ... + 785233.

It is an arithmetic number, because the mean of its divisors is an integer number (3140908).

Almost surely, 2^10993171 is an apocalyptic number.

10993171 is a deficient number, since it is larger than the sum of its proper divisors (1570461).

10993171 is an equidigital number, since it uses as much as digits as its factorization.

10993171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570460.

The product of its (nonzero) digits is 1701, while the sum is 31.

The square root of 10993171 is about 3315.5951200350. The cubic root of 10993171 is about 222.3519766205.

The spelling of 10993171 in words is "ten million, nine hundred ninety-three thousand, one hundred seventy-one".