55530119 has 4 divisors (see below), whose sum is σ = 57944496. Its totient is φ = 53115744.

The previous prime is 55530107. The next prime is 55530133. The reversal of 55530119 is 91103555.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55530119 is a prime.

It is a super-2 number, since 2×55530119² = 6167188232308322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55530091 and 55530100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55530149) 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, 1207154 + ... + 1207199.

It is an arithmetic number, because the mean of its divisors is an integer number (14486124).

Almost surely, 2^55530119 is an apocalyptic number.

55530119 is a deficient number, since it is larger than the sum of its proper divisors (2414377).

55530119 is a wasteful number, since it uses less digits than its factorization.

55530119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2414376.

The product of its (nonzero) digits is 3375, while the sum is 29.

The square root of 55530119 is about 7451.8533936196. The cubic root of 55530119 is about 381.5131701195.

The spelling of 55530119 in words is "fifty-five million, five hundred thirty thousand, one hundred nineteen".