71353697 has 2 divisors, whose sum is σ = 71353698. Its totient is φ = 71353696.

The previous prime is 71353679. The next prime is 71353729. The reversal of 71353697 is 79635317.

Together with previous prime (71353679) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38738176 + 32615521 = 6224^2 + 5711^2 .

It is a cyclic number.

It is not a de Polignac number, because 71353697 - 2²⁶ = 4244833 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (71353627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35676848 + 35676849.

It is an arithmetic number, because the mean of its divisors is an integer number (35676849).

Almost surely, 2^71353697 is an apocalyptic number.

It is an amenable number.

71353697 is a deficient number, since it is larger than the sum of its proper divisors (1).

71353697 is an equidigital number, since it uses as much as digits as its factorization.

71353697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 119070, while the sum is 41.

The square root of 71353697 is about 8447.1117549136. Note that the first 3 decimals coincide. The cubic root of 71353697 is about 414.7682394926.

The spelling of 71353697 in words is "seventy-one million, three hundred fifty-three thousand, six hundred ninety-seven".