20810483 has 2 divisors, whose sum is σ = 20810484. Its totient is φ = 20810482.

The previous prime is 20810479. The next prime is 20810501. The reversal of 20810483 is 38401802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20810483 - 2² = 20810479 is a prime.

It is a Chen prime.

It is equal to p_1318733 and since 20810483 and 1318733 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (20810443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10405241 + 10405242.

It is an arithmetic number, because the mean of its divisors is an integer number (10405242).

Almost surely, 2^20810483 is an apocalyptic number.

20810483 is a deficient number, since it is larger than the sum of its proper divisors (1).

20810483 is an equidigital number, since it uses as much as digits as its factorization.

20810483 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 20810483 is about 4561.8508305292. The cubic root of 20810483 is about 275.0599670878.

The spelling of 20810483 in words is "twenty million, eight hundred ten thousand, four hundred eighty-three".