481440979 has 2 divisors, whose sum is σ = 481440980. Its totient is φ = 481440978.

The previous prime is 481440941. The next prime is 481441027. The reversal of 481440979 is 979044184.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 481440979 - 2²¹ = 479343827 is a prime.

It is not a weakly prime, because it can be changed into another prime (481440679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240720489 + 240720490.

It is an arithmetic number, because the mean of its divisors is an integer number (240720490).

Almost surely, 2^481440979 is an apocalyptic number.

481440979 is a deficient number, since it is larger than the sum of its proper divisors (1).

481440979 is an equidigital number, since it uses as much as digits as its factorization.

481440979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 481440979 is about 21941.7633521101. The cubic root of 481440979 is about 783.7562513418.

The spelling of 481440979 in words is "four hundred eighty-one million, four hundred forty thousand, nine hundred seventy-nine".