481139383 has 2 divisors, whose sum is σ = 481139384. Its totient is φ = 481139382.

The previous prime is 481139357. The next prime is 481139401. The reversal of 481139383 is 383931184.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 481139383 - 2⁹ = 481138871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481139333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240569691 + 240569692.

It is an arithmetic number, because the mean of its divisors is an integer number (240569692).

Almost surely, 2^481139383 is an apocalyptic number.

481139383 is a deficient number, since it is larger than the sum of its proper divisors (1).

481139383 is an equidigital number, since it uses as much as digits as its factorization.

481139383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 40.

The square root of 481139383 is about 21934.8896281700. The cubic root of 481139383 is about 783.5925572532.

The spelling of 481139383 in words is "four hundred eighty-one million, one hundred thirty-nine thousand, three hundred eighty-three".