5552191 has 2 divisors, whose sum is σ = 5552192. Its totient is φ = 5552190.

The previous prime is 5552189. The next prime is 5552201. The reversal of 5552191 is 1912555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5552191 - 2¹ = 5552189 is a prime.

Together with 5552189, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5552101) 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, 2776095 + 2776096.

It is an arithmetic number, because the mean of its divisors is an integer number (2776096).

Almost surely, 2^5552191 is an apocalyptic number.

5552191 is the 1260-th centered heptagonal number.

5552191 is a deficient number, since it is larger than the sum of its proper divisors (1).

5552191 is an equidigital number, since it uses as much as digits as its factorization.

5552191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2250, while the sum is 28.

The square root of 5552191 is about 2356.3087658454. The cubic root of 5552191 is about 177.0740005724.

The spelling of 5552191 in words is "five million, five hundred fifty-two thousand, one hundred ninety-one".