481085239091 has 2 divisors, whose sum is σ = 481085239092. Its totient is φ = 481085239090.

The previous prime is 481085239081. The next prime is 481085239139. The reversal of 481085239091 is 190932580184.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 481085239091 - 2¹⁴ = 481085222707 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (481085239021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240542619545 + 240542619546.

It is an arithmetic number, because the mean of its divisors is an integer number (240542619546).

Almost surely, 2^481085239091 is an apocalyptic number.

481085239091 is a deficient number, since it is larger than the sum of its proper divisors (1).

481085239091 is an equidigital number, since it uses as much as digits as its factorization.

481085239091 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 50.

The spelling of 481085239091 in words is "four hundred eighty-one billion, eighty-five million, two hundred thirty-nine thousand, ninety-one".