481761517 has 2 divisors, whose sum is σ = 481761518. Its totient is φ = 481761516.

The previous prime is 481761503. The next prime is 481761523. The reversal of 481761517 is 715167184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 481758601 + 2916 = 21949^2 + 54^2 .

It is a cyclic number.

It is not a de Polignac number, because 481761517 - 2¹¹ = 481759469 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 481761517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481762517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240880758 + 240880759.

It is an arithmetic number, because the mean of its divisors is an integer number (240880759).

Almost surely, 2^481761517 is an apocalyptic number.

It is an amenable number.

481761517 is a deficient number, since it is larger than the sum of its proper divisors (1).

481761517 is an equidigital number, since it uses as much as digits as its factorization.

481761517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47040, while the sum is 40.

The square root of 481761517 is about 21949.0664266160. The cubic root of 481761517 is about 783.9301514589.

The spelling of 481761517 in words is "four hundred eighty-one million, seven hundred sixty-one thousand, five hundred seventeen".