480771961 has 2 divisors, whose sum is σ = 480771962. Its totient is φ = 480771960.

The previous prime is 480771937. The next prime is 480771971. The reversal of 480771961 is 169177084.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331931961 + 148840000 = 18219^2 + 12200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-480771961 is a prime.

It is a super-3 number, since 3×480771961³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (480771911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240385980 + 240385981.

It is an arithmetic number, because the mean of its divisors is an integer number (240385981).

Almost surely, 2^480771961 is an apocalyptic number.

It is an amenable number.

480771961 is a deficient number, since it is larger than the sum of its proper divisors (1).

480771961 is an equidigital number, since it uses as much as digits as its factorization.

480771961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 43.

The square root of 480771961 is about 21926.5127414279. The cubic root of 480771961 is about 783.3930430216.

The spelling of 480771961 in words is "four hundred eighty million, seven hundred seventy-one thousand, nine hundred sixty-one".