20883323 has 2 divisors, whose sum is σ = 20883324. Its totient is φ = 20883322.

The previous prime is 20883311. The next prime is 20883341. The reversal of 20883323 is 32338802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20883323 - 2⁸ = 20883067 is a prime.

It is a super-2 number, since 2×20883323² = 872226359044658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20883383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10441661 + 10441662.

It is an arithmetic number, because the mean of its divisors is an integer number (10441662).

Almost surely, 2^20883323 is an apocalyptic number.

20883323 is a deficient number, since it is larger than the sum of its proper divisors (1).

20883323 is an equidigital number, since it uses as much as digits as its factorization.

20883323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 20883323 is about 4569.8274584496. The cubic root of 20883323 is about 275.3805112689.

The spelling of 20883323 in words is "twenty million, eight hundred eighty-three thousand, three hundred twenty-three".