1149126 has 32 divisors (see below), whose sum is σ = 2619648. Its totient is φ = 332640.

The previous prime is 1149061. The next prime is 1149131. The reversal of 1149126 is 6219411.

It is a junction number, because it is equal to n+sod(n) for n = 1149096 and 1149105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1140 + ... + 1896.

It is an arithmetic number, because the mean of its divisors is an integer number (81864).

2^1149126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1149126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1309824).

1149126 is an abundant number, since it is smaller than the sum of its proper divisors (1470522).

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

1149126 is a wasteful number, since it uses less digits than its factorization.

1149126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796.

The product of its digits is 432, while the sum is 24.

The square root of 1149126 is about 1071.9729474198. The cubic root of 1149126 is about 104.7424071218.

It can be divided in two parts, 1149 and 126, that added together give a triangular number (1275 = T₅₀).

The spelling of 1149126 in words is "one million, one hundred forty-nine thousand, one hundred twenty-six".