10971611 has 4 divisors (see below), whose sum is σ = 12538992. Its totient is φ = 9404232.

The previous prime is 10971601. The next prime is 10971629. The reversal of 10971611 is 11617901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11617901 = 31 ⋅374771.

It is a cyclic number.

It is not a de Polignac number, because 10971611 - 2⁶ = 10971547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10971601) 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, 783680 + ... + 783693.

It is an arithmetic number, because the mean of its divisors is an integer number (3134748).

Almost surely, 2^10971611 is an apocalyptic number.

10971611 is a deficient number, since it is larger than the sum of its proper divisors (1567381).

10971611 is an equidigital number, since it uses as much as digits as its factorization.

10971611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567380.

The product of its (nonzero) digits is 378, while the sum is 26.

The square root of 10971611 is about 3312.3422226576. The cubic root of 10971611 is about 222.2065212888.

The spelling of 10971611 in words is "ten million, nine hundred seventy-one thousand, six hundred eleven".