71868059 has 2 divisors, whose sum is σ = 71868060. Its totient is φ = 71868058.

The previous prime is 71868047. The next prime is 71868073. The reversal of 71868059 is 95086817.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71868059 - 2¹² = 71863963 is a prime.

It is not a weakly prime, because it can be changed into another prime (71868359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35934029 + 35934030.

It is an arithmetic number, because the mean of its divisors is an integer number (35934030).

Almost surely, 2^71868059 is an apocalyptic number.

71868059 is a deficient number, since it is larger than the sum of its proper divisors (1).

71868059 is an equidigital number, since it uses as much as digits as its factorization.

71868059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 44.

The square root of 71868059 is about 8477.5031111761. The cubic root of 71868059 is about 415.7624903937.

The spelling of 71868059 in words is "seventy-one million, eight hundred sixty-eight thousand, fifty-nine".