7313971 has 8 divisors (see below), whose sum is σ = 8375904. Its totient is φ = 6256320.

The previous prime is 7313953. The next prime is 7313981. The reversal of 7313971 is 1793137.

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

It is not a de Polignac number, because 7313971 - 2⁹ = 7313459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7313951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4641 + ... + 6013.

It is an arithmetic number, because the mean of its divisors is an integer number (1046988).

Almost surely, 2^7313971 is an apocalyptic number.

7313971 is a deficient number, since it is larger than the sum of its proper divisors (1061933).

7313971 is a wasteful number, since it uses less digits than its factorization.

7313971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141.

The product of its digits is 3969, while the sum is 31.

The square root of 7313971 is about 2704.4354309171. The cubic root of 7313971 is about 194.1114161435. Note that the first 3 decimals are identical.

The spelling of 7313971 in words is "seven million, three hundred thirteen thousand, nine hundred seventy-one".