55338113 has 4 divisors (see below), whose sum is σ = 55428420. Its totient is φ = 55247808.

The previous prime is 55338037. The next prime is 55338121. The reversal of 55338113 is 31183355.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15547249 + 39790864 = 3943^2 + 6308^2 .

It is a cyclic number.

It is not a de Polignac number, because 55338113 - 2²⁴ = 38560897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55338133) 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, 44228 + ... + 45461.

It is an arithmetic number, because the mean of its divisors is an integer number (13857105).

Almost surely, 2^55338113 is an apocalyptic number.

It is an amenable number.

55338113 is a deficient number, since it is larger than the sum of its proper divisors (90307).

55338113 is an equidigital number, since it uses as much as digits as its factorization.

55338113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90306.

The product of its digits is 5400, while the sum is 29.

The square root of 55338113 is about 7438.9591341800. The cubic root of 55338113 is about 381.0729441055.

The spelling of 55338113 in words is "fifty-five million, three hundred thirty-eight thousand, one hundred thirteen".