729054071 has 2 divisors, whose sum is σ = 729054072. Its totient is φ = 729054070.

The previous prime is 729054059. The next prime is 729054103. The reversal of 729054071 is 170450927.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-729054071 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (729554071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364527035 + 364527036.

It is an arithmetic number, because the mean of its divisors is an integer number (364527036).

Almost surely, 2^729054071 is an apocalyptic number.

729054071 is a deficient number, since it is larger than the sum of its proper divisors (1).

729054071 is an equidigital number, since it uses as much as digits as its factorization.

729054071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 729054071 is about 27001.0012962483. The cubic root of 729054071 is about 900.0222508902.

The spelling of 729054071 in words is "seven hundred twenty-nine million, fifty-four thousand, seventy-one".