5512138 has 4 divisors (see below), whose sum is σ = 8268210. Its totient is φ = 2756068.

The previous prime is 5512123. The next prime is 5512183. The reversal of 5512138 is 8312155.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 4678569 + 833569 = 2163^2 + 913^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1378033 + ... + 1378036.

Almost surely, 2^5512138 is an apocalyptic number.

5512138 is a deficient number, since it is larger than the sum of its proper divisors (2756072).

5512138 is a wasteful number, since it uses less digits than its factorization.

5512138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2756071.

The product of its digits is 1200, while the sum is 25.

The square root of 5512138 is about 2347.7942840036. The cubic root of 5512138 is about 176.6471739895.

It can be divided in two parts, 55 and 12138, that multiplied together give a triangular number (667590 = T₁₁₅₅).

The spelling of 5512138 in words is "five million, five hundred twelve thousand, one hundred thirty-eight".