5455519 has 2 divisors, whose sum is σ = 5455520. Its totient is φ = 5455518.

The previous prime is 5455511. The next prime is 5455523. The reversal of 5455519 is 9155545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5455519 - 2³ = 5455511 is a prime.

It is a super-2 number, since 2×5455519² = 59525375118722, which contains 22 as substring.

5455519 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5455511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2727759 + 2727760.

It is an arithmetic number, because the mean of its divisors is an integer number (2727760).

Almost surely, 2^5455519 is an apocalyptic number.

5455519 is a deficient number, since it is larger than the sum of its proper divisors (1).

5455519 is an equidigital number, since it uses as much as digits as its factorization.

5455519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22500, while the sum is 34.

The square root of 5455519 is about 2335.7052468152. The cubic root of 5455519 is about 176.0402692808.

The spelling of 5455519 in words is "five million, four hundred fifty-five thousand, five hundred nineteen".