71313003 has 6 divisors (see below), whose sum is σ = 103007684. Its totient is φ = 47541996.

The previous prime is 71312971. The next prime is 71313007. The reversal of 71313003 is 30031317.

It is not a de Polignac number, because 71313003 - 2⁵ = 71312971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71313007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3961825 + ... + 3961842.

Almost surely, 2^71313003 is an apocalyptic number.

71313003 is a deficient number, since it is larger than the sum of its proper divisors (31694681).

71313003 is a wasteful number, since it uses less digits than its factorization.

71313003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7923673 (or 7923670 counting only the distinct ones).

The product of its (nonzero) digits is 189, while the sum is 18.

The square root of 71313003 is about 8444.7026590638. The cubic root of 71313003 is about 414.6893751443.

It can be divided in two parts, 7 and 1313003, that added together give a triangular number (1313010 = T₁₆₂₀).

The spelling of 71313003 in words is "seventy-one million, three hundred thirteen thousand, three".