71000002 has 8 divisors (see below), whose sum is σ = 106541712. Its totient is φ = 35486100.

The previous prime is 70999997. The next prime is 71000051. The reversal of 71000002 is 20000017.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1477 + ... + 12007.

It is an arithmetic number, because the mean of its divisors is an integer number (13317714).

Almost surely, 2^71000002 is an apocalyptic number.

71000002 is a deficient number, since it is larger than the sum of its proper divisors (35541710).

71000002 is a wasteful number, since it uses less digits than its factorization.

71000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13904.

The product of its (nonzero) digits is 14, while the sum is 10.

The square root of 71000002 is about 8426.1498918545. The cubic root of 71000002 is about 414.0817788304.

Adding to 71000002 its reverse (20000017), we get a palindrome (91000019).

The spelling of 71000002 in words is "seventy-one million, two", and thus it is an aban number and an uban number.