20455483 has 2 divisors, whose sum is σ = 20455484. Its totient is φ = 20455482.

The previous prime is 20455459. The next prime is 20455499. The reversal of 20455483 is 38455402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20455483 - 2⁵ = 20455451 is a prime.

It is not a weakly prime, because it can be changed into another prime (20455423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10227741 + 10227742.

It is an arithmetic number, because the mean of its divisors is an integer number (10227742).

Almost surely, 2^20455483 is an apocalyptic number.

20455483 is a deficient number, since it is larger than the sum of its proper divisors (1).

20455483 is an equidigital number, since it uses as much as digits as its factorization.

20455483 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 20455483 is about 4522.7738170287. The cubic root of 20455483 is about 273.4869321439.

The spelling of 20455483 in words is "twenty million, four hundred fifty-five thousand, four hundred eighty-three".