5520913 has 2 divisors, whose sum is σ = 5520914. Its totient is φ = 5520912.

The previous prime is 5520901. The next prime is 5520919. The reversal of 5520913 is 3190255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4422609 + 1098304 = 2103^2 + 1048^2 .

It is a cyclic number.

It is not a de Polignac number, because 5520913 - 2⁹ = 5520401 is a prime.

5520913 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5520919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760456 + 2760457.

It is an arithmetic number, because the mean of its divisors is an integer number (2760457).

Almost surely, 2^5520913 is an apocalyptic number.

It is an amenable number.

5520913 is a deficient number, since it is larger than the sum of its proper divisors (1).

5520913 is an equidigital number, since it uses as much as digits as its factorization.

5520913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 5520913 is about 2349.6623161638. The cubic root of 5520913 is about 176.7408616012.

It can be divided in two parts, 55209 and 13, that multiplied together give a palindrome (717717).

The spelling of 5520913 in words is "five million, five hundred twenty thousand, nine hundred thirteen".