1137444084 has 144 divisors (see below), whose sum is σ = 3454459008. Its totient is φ = 308738304.

The previous prime is 1137444083. The next prime is 1137444107. The reversal of 1137444084 is 4804447311.

It is a happy number.

1137444084 is a `hidden beast` number, since 1 + 137 + 4 + 440 + 84 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1137444083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 399514 + ... + 402350.

Almost surely, 2^1137444084 is an apocalyptic number.

1137444084 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1137444084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1727229504).

1137444084 is an abundant number, since it is smaller than the sum of its proper divisors (2317014924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1137444084 is a wasteful number, since it uses less digits than its factorization.

1137444084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2934 (or 2929 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 1137444084 is about 33726.0149439568. The cubic root of 1137444084 is about 1043.8626344128.

The spelling of 1137444084 in words is "one billion, one hundred thirty-seven million, four hundred forty-four thousand, eighty-four".