481331951 has 2 divisors, whose sum is σ = 481331952. Its totient is φ = 481331950.

The previous prime is 481331941. The next prime is 481331969. The reversal of 481331951 is 159133184.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 481331951 - 2⁶ = 481331887 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481331941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240665975 + 240665976.

It is an arithmetic number, because the mean of its divisors is an integer number (240665976).

Almost surely, 2^481331951 is an apocalyptic number.

481331951 is a deficient number, since it is larger than the sum of its proper divisors (1).

481331951 is an equidigital number, since it uses as much as digits as its factorization.

481331951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 35.

The square root of 481331951 is about 21939.2787256099. The cubic root of 481331951 is about 783.6970832529.

The spelling of 481331951 in words is "four hundred eighty-one million, three hundred thirty-one thousand, nine hundred fifty-one".