7138112 has 14 divisors (see below), whose sum is σ = 14164818. Its totient is φ = 3569024.

The previous prime is 7138069. The next prime is 7138121. The reversal of 7138112 is 2118317.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4096576 + 3041536 = 2024^2 + 1744^2 .

It is a congruent number.

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, 55703 + ... + 55830.

Almost surely, 2^7138112 is an apocalyptic number.

It is an amenable number.

7138112 is a deficient number, since it is larger than the sum of its proper divisors (7026706).

7138112 is a wasteful number, since it uses less digits than its factorization.

7138112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111545 (or 111535 counting only the distinct ones).

The product of its digits is 336, while the sum is 23.

The square root of 7138112 is about 2671.7245366991. The cubic root of 7138112 is about 192.5430229357.

It can be divided in two parts, 71 and 38112, that added together give a palindrome (38183).

The spelling of 7138112 in words is "seven million, one hundred thirty-eight thousand, one hundred twelve".