481217377 has 2 divisors, whose sum is σ = 481217378. Its totient is φ = 481217376.

The previous prime is 481217323. The next prime is 481217381. The reversal of 481217377 is 773712184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 437604561 + 43612816 = 20919^2 + 6604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-481217377 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (481217777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240608688 + 240608689.

It is an arithmetic number, because the mean of its divisors is an integer number (240608689).

Almost surely, 2^481217377 is an apocalyptic number.

It is an amenable number.

481217377 is a deficient number, since it is larger than the sum of its proper divisors (1).

481217377 is an equidigital number, since it uses as much as digits as its factorization.

481217377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65856, while the sum is 40.

The square root of 481217377 is about 21936.6674087018. The cubic root of 481217377 is about 783.6348957924.

The spelling of 481217377 in words is "four hundred eighty-one million, two hundred seventeen thousand, three hundred seventy-seven".