5505121 has 2 divisors, whose sum is σ = 5505122. Its totient is φ = 5505120.

The previous prime is 5505109. The next prime is 5505133. The reversal of 5505121 is 1215055.

It is a balanced prime because it is at equal distance from previous prime (5505109) and next prime (5505133).

It can be written as a sum of positive squares in only one way, i.e., 3474496 + 2030625 = 1864^2 + 1425^2 .

It is a cyclic number.

It is not a de Polignac number, because 5505121 - 2⁵ = 5505089 is a prime.

It is not a weakly prime, because it can be changed into another prime (5505151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2752560 + 2752561.

It is an arithmetic number, because the mean of its divisors is an integer number (2752561).

Almost surely, 2^5505121 is an apocalyptic number.

It is an amenable number.

5505121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5505121 is an equidigital number, since it uses as much as digits as its factorization.

5505121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 250, while the sum is 19.

The square root of 5505121 is about 2346.2994267570. The cubic root of 5505121 is about 176.5721843593.

It can be divided in two parts, 550 and 5121, that added together give a triangular number (5671 = T₁₀₆).

The spelling of 5505121 in words is "five million, five hundred five thousand, one hundred twenty-one".