5129555 has 4 divisors (see below), whose sum is σ = 6155472. Its totient is φ = 4103640.

The previous prime is 5129489. The next prime is 5129557. The reversal of 5129555 is 5559215.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5129555 - 2¹⁶ = 5064019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5129557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512951 + ... + 512960.

It is an arithmetic number, because the mean of its divisors is an integer number (1538868).

Almost surely, 2^5129555 is an apocalyptic number.

5129555 is a deficient number, since it is larger than the sum of its proper divisors (1025917).

5129555 is a wasteful number, since it uses less digits than its factorization.

5129555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025916.

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

The square root of 5129555 is about 2264.8520923010. The cubic root of 5129555 is about 172.4619253641.

The spelling of 5129555 in words is "five million, one hundred twenty-nine thousand, five hundred fifty-five".