481571731 has 2 divisors, whose sum is σ = 481571732. Its totient is φ = 481571730.

The previous prime is 481571711. The next prime is 481571803. The reversal of 481571731 is 137175184.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 481571731 - 2⁷ = 481571603 is a prime.

It is a super-2 number, since 2×481571731² = 463822664196672722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (481571711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240785865 + 240785866.

It is an arithmetic number, because the mean of its divisors is an integer number (240785866).

Almost surely, 2^481571731 is an apocalyptic number.

481571731 is a deficient number, since it is larger than the sum of its proper divisors (1).

481571731 is an equidigital number, since it uses as much as digits as its factorization.

481571731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23520, while the sum is 37.

The square root of 481571731 is about 21944.7426733603. The cubic root of 481571731 is about 783.8271969863.

The spelling of 481571731 in words is "four hundred eighty-one million, five hundred seventy-one thousand, seven hundred thirty-one".