481077761 has 2 divisors, whose sum is σ = 481077762. Its totient is φ = 481077760.

The previous prime is 481077757. The next prime is 481077769. The reversal of 481077761 is 167770184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 480486400 + 591361 = 21920^2 + 769^2 .

It is a cyclic number.

It is not a de Polignac number, because 481077761 - 2² = 481077757 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (481077769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240538880 + 240538881.

It is an arithmetic number, because the mean of its divisors is an integer number (240538881).

Almost surely, 2^481077761 is an apocalyptic number.

It is an amenable number.

481077761 is a deficient number, since it is larger than the sum of its proper divisors (1).

481077761 is an equidigital number, since it uses as much as digits as its factorization.

481077761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 65856, while the sum is 41.

The square root of 481077761 is about 21933.4849260212. The cubic root of 481077761 is about 783.5591029128.

The spelling of 481077761 in words is "four hundred eighty-one million, seventy-seven thousand, seven hundred sixty-one".