1139064 has 32 divisors (see below), whose sum is σ = 2941440. Its totient is φ = 367200.

The previous prime is 1139059. The next prime is 1139081. The reversal of 1139064 is 4609311.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22 + ... + 1509.

It is an arithmetic number, because the mean of its divisors is an integer number (91920).

2^1139064 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 1139064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1470720).

1139064 is an abundant number, since it is smaller than the sum of its proper divisors (1802376).

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

1139064 is a wasteful number, since it uses less digits than its factorization.

1139064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571 (or 1567 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 1139064 is about 1067.2694130350. The cubic root of 1139064 is about 104.4357945991.

The spelling of 1139064 in words is "one million, one hundred thirty-nine thousand, sixty-four".