55126859 has 8 divisors (see below), whose sum is σ = 56551440. Its totient is φ = 53719200.

The previous prime is 55126829. The next prime is 55126889. The reversal of 55126859 is 95862155.

55126859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55126829) and next prime (55126889).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55126859 - 2¹⁶ = 55061323 is a prime.

It is a super-3 number, since 3×55126859³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55126829) 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 in 7 ways as a sum of consecutive naturals, for example, 2504 + ... + 10794.

It is an arithmetic number, because the mean of its divisors is an integer number (7068930).

Almost surely, 2^55126859 is an apocalyptic number.

55126859 is a deficient number, since it is larger than the sum of its proper divisors (1424581).

55126859 is a wasteful number, since it uses less digits than its factorization.

55126859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8461.

The product of its digits is 108000, while the sum is 41.

The square root of 55126859 is about 7424.7463929753. The cubic root of 55126859 is about 380.5874086831.

The spelling of 55126859 in words is "fifty-five million, one hundred twenty-six thousand, eight hundred fifty-nine".