55089130 has 8 divisors (see below), whose sum is σ = 99160452. Its totient is φ = 22035648.

The previous prime is 55089121. The next prime is 55089169. The reversal of 55089130 is 3198055.

It can be written as a sum of positive squares in 2 ways, for example, as 48874081 + 6215049 = 6991^2 + 2493^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 55089092 and 55089101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2754447 + ... + 2754466.

Almost surely, 2^55089130 is an apocalyptic number.

55089130 is a deficient number, since it is larger than the sum of its proper divisors (44071322).

55089130 is a wasteful number, since it uses less digits than its factorization.

55089130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5508920.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 55089130 is about 7422.2051979179. The cubic root of 55089130 is about 380.5005637846.

The spelling of 55089130 in words is "fifty-five million, eighty-nine thousand, one hundred thirty".