481972427 has 2 divisors, whose sum is σ = 481972428. Its totient is φ = 481972426.

The previous prime is 481972417. The next prime is 481972441. The reversal of 481972427 is 724279184.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 481972427 - 2²⁰ = 480923851 is a prime.

It is not a weakly prime, because it can be changed into another prime (481972417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240986213 + 240986214.

It is an arithmetic number, because the mean of its divisors is an integer number (240986214).

Almost surely, 2^481972427 is an apocalyptic number.

481972427 is a deficient number, since it is larger than the sum of its proper divisors (1).

481972427 is an equidigital number, since it uses as much as digits as its factorization.

481972427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 44.

The square root of 481972427 is about 21953.8704332516. The cubic root of 481972427 is about 784.0445334926.

The spelling of 481972427 in words is "four hundred eighty-one million, nine hundred seventy-two thousand, four hundred twenty-seven".