10921383 has 24 divisors (see below), whose sum is σ = 17387136. Its totient is φ = 6550800.

The previous prime is 10921373. The next prime is 10921403. The reversal of 10921383 is 38312901.

It is not a de Polignac number, because 10921383 - 2⁴ = 10921367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10921303) 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 in 23 ways as a sum of consecutive naturals, for example, 10078 + ... + 11108.

It is an arithmetic number, because the mean of its divisors is an integer number (724464).

Almost surely, 2^10921383 is an apocalyptic number.

10921383 is a deficient number, since it is larger than the sum of its proper divisors (6465753).

10921383 is a wasteful number, since it uses less digits than its factorization.

10921383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155 (or 1152 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 10921383 is about 3304.7515791660. The cubic root of 10921383 is about 221.8669156084.

The spelling of 10921383 in words is "ten million, nine hundred twenty-one thousand, three hundred eighty-three".