1139352 has 32 divisors (see below), whose sum is σ = 2948400. Its totient is φ = 366464.

The previous prime is 1139329. The next prime is 1139353. The reversal of 1139352 is 2539311.

It is a happy number.

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

It is an Ulam number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123 + ... + 1514.

2^1139352 is an apocalyptic number.

1139352 is a gapful number since it is divisible by the number (12) 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 1139352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1474200).

1139352 is an abundant number, since it is smaller than the sum of its proper divisors (1809048).

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

1139352 is a wasteful number, since it uses less digits than its factorization.

1139352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1675 (or 1671 counting only the distinct ones).

The product of its digits is 810, while the sum is 24.

The square root of 1139352 is about 1067.4043282655. The cubic root of 1139352 is about 104.4445956774. Note that the first 3 decimals are identical.

The spelling of 1139352 in words is "one million, one hundred thirty-nine thousand, three hundred fifty-two".