20483603 has 8 divisors (see below), whose sum is σ = 23566080. Its totient is φ = 17440200.

The previous prime is 20483597. The next prime is 20483621. The reversal of 20483603 is 30638402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20483603 - 2¹² = 20479507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20483303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8633 + ... + 10746.

It is an arithmetic number, because the mean of its divisors is an integer number (2945760).

Almost surely, 2^20483603 is an apocalyptic number.

20483603 is a deficient number, since it is larger than the sum of its proper divisors (3082477).

20483603 is a wasteful number, since it uses less digits than its factorization.

20483603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19537.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 20483603 is about 4525.8814611079. The cubic root of 20483603 is about 273.6121949112.

The spelling of 20483603 in words is "twenty million, four hundred eighty-three thousand, six hundred three".