1139076 has 48 divisors (see below), whose sum is σ = 3024000. Its totient is φ = 370656.

The previous prime is 1139059. The next prime is 1139081. The reversal of 1139076 is 6709311.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5625 + ... + 5823.

It is an arithmetic number, because the mean of its divisors is an integer number (63000).

2^1139076 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1139076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1512000).

1139076 is an abundant number, since it is smaller than the sum of its proper divisors (1884924).

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

1139076 is a wasteful number, since it uses less digits than its factorization.

1139076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 1139076 is about 1067.2750348434. The cubic root of 1139076 is about 104.4361613403.

The spelling of 1139076 in words is "one million, one hundred thirty-nine thousand, seventy-six".