481460353921 has 2 divisors, whose sum is σ = 481460353922. Its totient is φ = 481460353920.

The previous prime is 481460353919. The next prime is 481460353967. The reversal of 481460353921 is 129353064184.

It is a happy number.

It is an a-pointer prime, because the next prime (481460353967) can be obtained adding 481460353921 to its sum of digits (46).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 467460731521 + 13999622400 = 683711^2 + 118320^2 .

It is a cyclic number.

It is not a de Polignac number, because 481460353921 - 2¹ = 481460353919 is a prime.

Together with 481460353919, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (481460353721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240730176960 + 240730176961.

It is an arithmetic number, because the mean of its divisors is an integer number (240730176961).

Almost surely, 2^481460353921 is an apocalyptic number.

It is an amenable number.

481460353921 is a deficient number, since it is larger than the sum of its proper divisors (1).

481460353921 is an equidigital number, since it uses as much as digits as its factorization.

481460353921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 481460353921 in words is "four hundred eighty-one billion, four hundred sixty million, three hundred fifty-three thousand, nine hundred twenty-one".