71148014447 has 2 divisors, whose sum is σ = 71148014448. Its totient is φ = 71148014446.

The previous prime is 71148014417. The next prime is 71148014453. The reversal of 71148014447 is 74441084117.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71148014447 - 2²⁴ = 71131237231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71148014407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35574007223 + 35574007224.

It is an arithmetic number, because the mean of its divisors is an integer number (35574007224).

Almost surely, 2^71148014447 is an apocalyptic number.

71148014447 is a deficient number, since it is larger than the sum of its proper divisors (1).

71148014447 is an equidigital number, since it uses as much as digits as its factorization.

71148014447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100352, while the sum is 41.

The spelling of 71148014447 in words is "seventy-one billion, one hundred forty-eight million, fourteen thousand, four hundred forty-seven".