5555129 has 4 divisors (see below), whose sum is σ = 5562660. Its totient is φ = 5547600.

The previous prime is 5555117. The next prime is 5555149. The reversal of 5555129 is 9215555.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9215555 = 5 ⋅1843111.

It can be written as a sum of positive squares in 2 ways, for example, as 2715904 + 2839225 = 1648^2 + 1685^2 .

It is a cyclic number.

It is not a de Polignac number, because 5555129 - 2¹⁶ = 5489593 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5555095 and 5555104.

It is not an unprimeable number, because it can be changed into a prime (5555149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2522 + ... + 4179.

It is an arithmetic number, because the mean of its divisors is an integer number (1390665).

Almost surely, 2^5555129 is an apocalyptic number.

It is an amenable number.

5555129 is a deficient number, since it is larger than the sum of its proper divisors (7531).

5555129 is an equidigital number, since it uses as much as digits as its factorization.

5555129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7530.

The product of its digits is 11250, while the sum is 32.

The square root of 5555129 is about 2356.9321161204. The cubic root of 5555129 is about 177.1052285853.

The spelling of 5555129 in words is "five million, five hundred fifty-five thousand, one hundred twenty-nine".