71346563 has 2 divisors, whose sum is σ = 71346564. Its totient is φ = 71346562.

The previous prime is 71346547. The next prime is 71346599. The reversal of 71346563 is 36564317.

It is a weak prime.

It is an emirp because it is prime and its reverse (36564317) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 71346563 - 2⁴ = 71346547 is a prime.

It is not a weakly prime, because it can be changed into another prime (71346523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35673281 + 35673282.

It is an arithmetic number, because the mean of its divisors is an integer number (35673282).

Almost surely, 2^71346563 is an apocalyptic number.

71346563 is a deficient number, since it is larger than the sum of its proper divisors (1).

71346563 is an equidigital number, since it uses as much as digits as its factorization.

71346563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 35.

The square root of 71346563 is about 8446.6894698456. The cubic root of 71346563 is about 414.7544160779.

The spelling of 71346563 in words is "seventy-one million, three hundred forty-six thousand, five hundred sixty-three".