1138484 has 12 divisors (see below), whose sum is σ = 2002308. Its totient is φ = 566400.

The previous prime is 1138483. The next prime is 1138519. The reversal of 1138484 is 4848311.

It can be written as a sum of positive squares in 2 ways, for example, as 960400 + 178084 = 980^2 + 422^2 .

It is a super-2 number, since 2×1138484² = 2592291636512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1138483) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 374 + ... + 1554.

It is an arithmetic number, because the mean of its divisors is an integer number (166859).

2^1138484 is an apocalyptic number.

It is an amenable number.

1138484 is a deficient number, since it is larger than the sum of its proper divisors (863824).

1138484 is a wasteful number, since it uses less digits than its factorization.

1138484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426 (or 1424 counting only the distinct ones).

The product of its digits is 3072, while the sum is 29.

The square root of 1138484 is about 1066.9976569796. The cubic root of 1138484 is about 104.4180657022.

It can be divided in two parts, 11 and 38484, that multiplied together give a palindrome (423324).

The spelling of 1138484 in words is "one million, one hundred thirty-eight thousand, four hundred eighty-four".