5711481 has 6 divisors (see below), whose sum is σ = 8249930. Its totient is φ = 3807648.

The previous prime is 5711477. The next prime is 5711483. The reversal of 5711481 is 1841175.

5711481 is a `hidden beast` number, since 571 + 14 + 81 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5103081 + 608400 = 2259^2 + 780^2 .

It is not a de Polignac number, because 5711481 - 2² = 5711477 is a prime.

It is a super-2 number, since 2×5711481² = 65242030426722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5711483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 317296 + ... + 317313.

Almost surely, 2^5711481 is an apocalyptic number.

It is an amenable number.

5711481 is a deficient number, since it is larger than the sum of its proper divisors (2538449).

5711481 is a wasteful number, since it uses less digits than its factorization.

5711481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634615 (or 634612 counting only the distinct ones).

The product of its digits is 1120, while the sum is 27.

The square root of 5711481 is about 2389.8704985836. The cubic root of 5711481 is about 178.7514522190.

The spelling of 5711481 in words is "five million, seven hundred eleven thousand, four hundred eighty-one".