481254493 has 2 divisors, whose sum is σ = 481254494. Its totient is φ = 481254492.

The previous prime is 481254451. The next prime is 481254593. The reversal of 481254493 is 394452184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 249545209 + 231709284 = 15797^2 + 15222^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-481254493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481254443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240627246 + 240627247.

It is an arithmetic number, because the mean of its divisors is an integer number (240627247).

Almost surely, 2^481254493 is an apocalyptic number.

It is an amenable number.

481254493 is a deficient number, since it is larger than the sum of its proper divisors (1).

481254493 is an equidigital number, since it uses as much as digits as its factorization.

481254493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138240, while the sum is 40.

The square root of 481254493 is about 21937.5133732153. The cubic root of 481254493 is about 783.6550423668.

The spelling of 481254493 in words is "four hundred eighty-one million, two hundred fifty-four thousand, four hundred ninety-three".