10971198 has 48 divisors (see below), whose sum is σ = 27736800. Its totient is φ = 3132864.

The previous prime is 10971187. The next prime is 10971209. The reversal of 10971198 is 89117901.

It is an interprime number because it is at equal distance from previous prime (10971187) and next prime (10971209).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5286 + ... + 7062.

It is an arithmetic number, because the mean of its divisors is an integer number (577850).

Almost surely, 2^10971198 is an apocalyptic number.

10971198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10971198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13868400).

10971198 is an abundant number, since it is smaller than the sum of its proper divisors (16765602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10971198 is a wasteful number, since it uses less digits than its factorization.

10971198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806 (or 1789 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 36.

The square root of 10971198 is about 3312.2798794788. The cubic root of 10971198 is about 222.2037331099.

The spelling of 10971198 in words is "ten million, nine hundred seventy-one thousand, one hundred ninety-eight".