481403609 has 2 divisors, whose sum is σ = 481403610. Its totient is φ = 481403608.

The previous prime is 481403539. The next prime is 481403621. The reversal of 481403609 is 906304184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 250272400 + 231131209 = 15820^2 + 15203^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-481403609 is a prime.

It is not a weakly prime, because it can be changed into another prime (481402609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240701804 + 240701805.

It is an arithmetic number, because the mean of its divisors is an integer number (240701805).

Almost surely, 2^481403609 is an apocalyptic number.

It is an amenable number.

481403609 is a deficient number, since it is larger than the sum of its proper divisors (1).

481403609 is an equidigital number, since it uses as much as digits as its factorization.

481403609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 481403609 is about 21940.9117631880. The cubic root of 481403609 is about 783.7359721312.

The spelling of 481403609 in words is "four hundred eighty-one million, four hundred three thousand, six hundred nine".