5711551 has 2 divisors, whose sum is σ = 5711552. Its totient is φ = 5711550.

The previous prime is 5711543. The next prime is 5711557. The reversal of 5711551 is 1551175.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5711551 - 2³ = 5711543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5711557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2855775 + 2855776.

It is an arithmetic number, because the mean of its divisors is an integer number (2855776).

Almost surely, 2^5711551 is an apocalyptic number.

5711551 is a deficient number, since it is larger than the sum of its proper divisors (1).

5711551 is an equidigital number, since it uses as much as digits as its factorization.

5711551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 875, while the sum is 25.

The square root of 5711551 is about 2389.8851436837. The cubic root of 5711551 is about 178.7521824762.

The spelling of 5711551 in words is "five million, seven hundred eleven thousand, five hundred fifty-one".