10971597 has 16 divisors (see below), whose sum is σ = 18005120. Its totient is φ = 5787072.

The previous prime is 10971577. The next prime is 10971601. The reversal of 10971597 is 79517901.

It is not a de Polignac number, because 10971597 - 2⁷ = 10971469 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10971547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19822 + ... + 20367.

It is an arithmetic number, because the mean of its divisors is an integer number (1125320).

Almost surely, 2^10971597 is an apocalyptic number.

It is an amenable number.

10971597 is a deficient number, since it is larger than the sum of its proper divisors (7033523).

10971597 is a wasteful number, since it uses less digits than its factorization.

10971597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40212.

The product of its (nonzero) digits is 19845, while the sum is 39.

The square root of 10971597 is about 3312.3401093487. The cubic root of 10971597 is about 222.2064267754.

The spelling of 10971597 in words is "ten million, nine hundred seventy-one thousand, five hundred ninety-seven".