5565913 has 2 divisors, whose sum is σ = 5565914. Its totient is φ = 5565912.

The previous prime is 5565907. The next prime is 5565979. The reversal of 5565913 is 3195655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3583449 + 1982464 = 1893^2 + 1408^2 .

It is a cyclic number.

It is not a de Polignac number, because 5565913 - 2⁹ = 5565401 is a prime.

It is not a weakly prime, because it can be changed into another prime (5565983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2782956 + 2782957.

It is an arithmetic number, because the mean of its divisors is an integer number (2782957).

Almost surely, 2^5565913 is an apocalyptic number.

It is an amenable number.

5565913 is a deficient number, since it is larger than the sum of its proper divisors (1).

5565913 is an equidigital number, since it uses as much as digits as its factorization.

5565913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20250, while the sum is 34.

The square root of 5565913 is about 2359.2187266127. The cubic root of 5565913 is about 177.2197574731.

The spelling of 5565913 in words is "five million, five hundred sixty-five thousand, nine hundred thirteen".