71068499 has 2 divisors, whose sum is σ = 71068500. Its totient is φ = 71068498.

The previous prime is 71068471. The next prime is 71068507. The reversal of 71068499 is 99486017.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71068499 - 2⁸ = 71068243 is a prime.

It is a super-2 number, since 2×71068499² = 10101463100226002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (71068429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35534249 + 35534250.

It is an arithmetic number, because the mean of its divisors is an integer number (35534250).

Almost surely, 2^71068499 is an apocalyptic number.

71068499 is a deficient number, since it is larger than the sum of its proper divisors (1).

71068499 is an equidigital number, since it uses as much as digits as its factorization.

71068499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 71068499 is about 8430.2134611171. The cubic root of 71068499 is about 414.2148973400.

The spelling of 71068499 in words is "seventy-one million, sixty-eight thousand, four hundred ninety-nine".