5277661 has 2 divisors, whose sum is σ = 5277662. Its totient is φ = 5277660.

The previous prime is 5277641. The next prime is 5277707. The reversal of 5277661 is 1667725.

5277661 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3218436 + 2059225 = 1794^2 + 1435^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5277661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5277641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2638830 + 2638831.

It is an arithmetic number, because the mean of its divisors is an integer number (2638831).

Almost surely, 2^5277661 is an apocalyptic number.

It is an amenable number.

5277661 is a deficient number, since it is larger than the sum of its proper divisors (1).

5277661 is an equidigital number, since it uses as much as digits as its factorization.

5277661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17640, while the sum is 34.

The square root of 5277661 is about 2297.3160426898. The cubic root of 5277661 is about 174.1060370097.

The spelling of 5277661 in words is "five million, two hundred seventy-seven thousand, six hundred sixty-one".