481273801 has 2 divisors, whose sum is σ = 481273802. Its totient is φ = 481273800.

The previous prime is 481273799. The next prime is 481273811. The reversal of 481273801 is 108372184.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 271458576 + 209815225 = 16476^2 + 14485^2 .

It is a cyclic number.

It is not a de Polignac number, because 481273801 - 2¹ = 481273799 is a prime.

Together with 481273799, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (481273811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240636900 + 240636901.

It is an arithmetic number, because the mean of its divisors is an integer number (240636901).

Almost surely, 2^481273801 is an apocalyptic number.

It is an amenable number.

481273801 is a deficient number, since it is larger than the sum of its proper divisors (1).

481273801 is an equidigital number, since it uses as much as digits as its factorization.

481273801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 481273801 is about 21937.9534369093. The cubic root of 481273801 is about 783.6655223446.

The spelling of 481273801 in words is "four hundred eighty-one million, two hundred seventy-three thousand, eight hundred one".