71301978467 has 2 divisors, whose sum is σ = 71301978468. Its totient is φ = 71301978466.

The previous prime is 71301978457. The next prime is 71301978487. The reversal of 71301978467 is 76487910317.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71301978467 - 2¹⁸ = 71301716323 is a prime.

It is not a weakly prime, because it can be changed into another prime (71301978457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35650989233 + 35650989234.

It is an arithmetic number, because the mean of its divisors is an integer number (35650989234).

Almost surely, 2^71301978467 is an apocalyptic number.

71301978467 is a deficient number, since it is larger than the sum of its proper divisors (1).

71301978467 is an equidigital number, since it uses as much as digits as its factorization.

71301978467 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1778112, while the sum is 53.

The spelling of 71301978467 in words is "seventy-one billion, three hundred one million, nine hundred seventy-eight thousand, four hundred sixty-seven".