21346483 has 2 divisors, whose sum is σ = 21346484. Its totient is φ = 21346482.

The previous prime is 21346477. The next prime is 21346489. The reversal of 21346483 is 38464312.

It is a balanced prime because it is at equal distance from previous prime (21346477) and next prime (21346489).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21346483 is a prime.

It is not a weakly prime, because it can be changed into another prime (21346489) 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, 10673241 + 10673242.

It is an arithmetic number, because the mean of its divisors is an integer number (10673242).

Almost surely, 2^21346483 is an apocalyptic number.

21346483 is a deficient number, since it is larger than the sum of its proper divisors (1).

21346483 is an equidigital number, since it uses as much as digits as its factorization.

21346483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 31.

The square root of 21346483 is about 4620.2254274007. The cubic root of 21346483 is about 277.4014822213.

The spelling of 21346483 in words is "twenty-one million, three hundred forty-six thousand, four hundred eighty-three".