481240957 has 2 divisors, whose sum is σ = 481240958. Its totient is φ = 481240956.

The previous prime is 481240939. The next prime is 481240979. The reversal of 481240957 is 759042184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 307686681 + 173554276 = 17541^2 + 13174^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-481240957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481240997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240620478 + 240620479.

It is an arithmetic number, because the mean of its divisors is an integer number (240620479).

Almost surely, 2^481240957 is an apocalyptic number.

It is an amenable number.

481240957 is a deficient number, since it is larger than the sum of its proper divisors (1).

481240957 is an equidigital number, since it uses as much as digits as its factorization.

481240957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 481240957 is about 21937.2048584135. The cubic root of 481240957 is about 783.6476951425.

The spelling of 481240957 in words is "four hundred eighty-one million, two hundred forty thousand, nine hundred fifty-seven".