71729363 has 2 divisors, whose sum is σ = 71729364. Its totient is φ = 71729362.

The previous prime is 71729327. The next prime is 71729369. The reversal of 71729363 is 36392717.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71729363 - 2¹² = 71725267 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (71729369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35864681 + 35864682.

It is an arithmetic number, because the mean of its divisors is an integer number (35864682).

Almost surely, 2^71729363 is an apocalyptic number.

71729363 is a deficient number, since it is larger than the sum of its proper divisors (1).

71729363 is an equidigital number, since it uses as much as digits as its factorization.

71729363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47628, while the sum is 38.

The square root of 71729363 is about 8469.3189218496. The cubic root of 71729363 is about 415.4948623261.

The spelling of 71729363 in words is "seventy-one million, seven hundred twenty-nine thousand, three hundred sixty-three".