10971929 has 2 divisors, whose sum is σ = 10971930. Its totient is φ = 10971928.

The previous prime is 10971899. The next prime is 10971931. The reversal of 10971929 is 92917901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6250000 + 4721929 = 2500^2 + 2173^2 .

It is an emirp because it is prime and its reverse (92917901) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10971929 is a prime.

Together with 10971931, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 10971892 and 10971901.

It is not a weakly prime, because it can be changed into another prime (10971959) by changing a digit.

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 as a sum of consecutive naturals, namely, 5485964 + 5485965.

It is an arithmetic number, because the mean of its divisors is an integer number (5485965).

Almost surely, 2^10971929 is an apocalyptic number.

It is an amenable number.

10971929 is a deficient number, since it is larger than the sum of its proper divisors (1).

10971929 is an equidigital number, since it uses as much as digits as its factorization.

10971929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10206, while the sum is 38.

The square root of 10971929 is about 3312.3902245961. The cubic root of 10971929 is about 222.2086680714.

The spelling of 10971929 in words is "ten million, nine hundred seventy-one thousand, nine hundred twenty-nine".