71049793 has 2 divisors, whose sum is σ = 71049794. Its totient is φ = 71049792.

The previous prime is 71049787. The next prime is 71049809. The reversal of 71049793 is 39794017.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69338929 + 1710864 = 8327^2 + 1308^2 .

It is a cyclic number.

It is not a de Polignac number, because 71049793 - 2⁹ = 71049281 is a prime.

It is not a weakly prime, because it can be changed into another prime (71049773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35524896 + 35524897.

It is an arithmetic number, because the mean of its divisors is an integer number (35524897).

Almost surely, 2^71049793 is an apocalyptic number.

It is an amenable number.

71049793 is a deficient number, since it is larger than the sum of its proper divisors (1).

71049793 is an equidigital number, since it uses as much as digits as its factorization.

71049793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 71049793 is about 8429.1039262783. The cubic root of 71049793 is about 414.1785521993.

The spelling of 71049793 in words is "seventy-one million, forty-nine thousand, seven hundred ninety-three".