481793551 has 2 divisors, whose sum is σ = 481793552. Its totient is φ = 481793550.

The previous prime is 481793509. The next prime is 481793561. The reversal of 481793551 is 155397184.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 481793551 - 2¹⁹ = 481269263 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 481793498 and 481793507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481793561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240896775 + 240896776.

It is an arithmetic number, because the mean of its divisors is an integer number (240896776).

Almost surely, 2^481793551 is an apocalyptic number.

481793551 is a deficient number, since it is larger than the sum of its proper divisors (1).

481793551 is an equidigital number, since it uses as much as digits as its factorization.

481793551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 43.

The square root of 481793551 is about 21949.7961493951. The cubic root of 481793551 is about 783.9475264885.

The spelling of 481793551 in words is "four hundred eighty-one million, seven hundred ninety-three thousand, five hundred fifty-one".