2711997 has 6 divisors (see below), whose sum is σ = 3917342. Its totient is φ = 1807992.

The previous prime is 2711981. The next prime is 2712001. The reversal of 2711997 is 7991172.

It can be written as a sum of positive squares in only one way, i.e., 2643876 + 68121 = 1626^2 + 261^2 .

It is not a de Polignac number, because 2711997 - 2⁴ = 2711981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2711977) 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, 150658 + ... + 150675.

2^2711997 is an apocalyptic number.

It is an amenable number.

2711997 is a deficient number, since it is larger than the sum of its proper divisors (1205345).

2711997 is a wasteful number, since it uses less digits than its factorization.

2711997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301339 (or 301336 counting only the distinct ones).

The product of its digits is 7938, while the sum is 36.

The square root of 2711997 is about 1646.8141971698. The cubic root of 2711997 is about 139.4536015578.

The spelling of 2711997 in words is "two million, seven hundred eleven thousand, nine hundred ninety-seven".