5109555 has 32 divisors (see below), whose sum is σ = 9020160. Its totient is φ = 2449280.

The previous prime is 5109553. The next prime is 5109557. The reversal of 5109555 is 5559015.

It is an interprime number because it is at equal distance from previous prime (5109553) and next prime (5109557).

It is not a de Polignac number, because 5109555 - 2¹ = 5109553 is a prime.

It is a super-2 number, since 2×5109555² = 52215104596050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5109551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28456 + ... + 28634.

It is an arithmetic number, because the mean of its divisors is an integer number (281880).

Almost surely, 2^5109555 is an apocalyptic number.

5109555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5109555 is a deficient number, since it is larger than the sum of its proper divisors (3910605).

5109555 is a wasteful number, since it uses less digits than its factorization.

5109555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371.

The product of its (nonzero) digits is 5625, while the sum is 30.

The square root of 5109555 is about 2260.4324807435. The cubic root of 5109555 is about 172.2374919209.

The spelling of 5109555 in words is "five million, one hundred nine thousand, five hundred fifty-five".