671523883 has 2 divisors, whose sum is σ = 671523884. Its totient is φ = 671523882.

The previous prime is 671523793. The next prime is 671523907. The reversal of 671523883 is 388325176.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 671523883 - 2¹⁷ = 671392811 is a prime.

It is not a weakly prime, because it can be changed into another prime (671523583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335761941 + 335761942.

It is an arithmetic number, because the mean of its divisors is an integer number (335761942).

Almost surely, 2^671523883 is an apocalyptic number.

671523883 is a deficient number, since it is larger than the sum of its proper divisors (1).

671523883 is an equidigital number, since it uses as much as digits as its factorization.

671523883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 43.

The square root of 671523883 is about 25913.7778604356. Note that the first 3 decimals coincide. The cubic root of 671523883 is about 875.6969176443.

The spelling of 671523883 in words is "six hundred seventy-one million, five hundred twenty-three thousand, eight hundred eighty-three".