5617771 has 2 divisors, whose sum is σ = 5617772. Its totient is φ = 5617770.

The previous prime is 5617757. The next prime is 5617783. The reversal of 5617771 is 1777165.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5617771 - 2⁵ = 5617739 is a prime.

It is not a weakly prime, because it can be changed into another prime (5617741) 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 as a sum of consecutive naturals, namely, 2808885 + 2808886.

It is an arithmetic number, because the mean of its divisors is an integer number (2808886).

Almost surely, 2^5617771 is an apocalyptic number.

5617771 is a deficient number, since it is larger than the sum of its proper divisors (1).

5617771 is an equidigital number, since it uses as much as digits as its factorization.

5617771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10290, while the sum is 34.

The square root of 5617771 is about 2370.1837481512. The cubic root of 5617771 is about 177.7684465444.

Subtracting from 5617771 its reverse (1777165), we obtain a triangular number (3840606 = T₂₇₇₁).

It can be divided in two parts, 5 and 617771, that multiplied together give a triangular number (3088855 = T₂₄₈₅).

The spelling of 5617771 in words is "five million, six hundred seventeen thousand, seven hundred seventy-one".