1125396 has 36 divisors (see below), whose sum is σ = 2914912. Its totient is φ = 365904.

The previous prime is 1125391. The next prime is 1125401. The reversal of 1125396 is 6935211.

It is an interprime number because it is at equal distance from previous prime (1125391) and next prime (1125401).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125391) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1185 + ... + 1911.

2^1125396 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 1125396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1457456).

1125396 is an abundant number, since it is smaller than the sum of its proper divisors (1789516).

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

1125396 is a wasteful number, since it uses less digits than its factorization.

1125396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780 (or 775 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 1125396 is about 1060.8468315454. The cubic root of 1125396 is about 104.0163928795.

It can be divided in two parts, 1125 and 396, that added together give a square (1521 = 39²).

The spelling of 1125396 in words is "one million, one hundred twenty-five thousand, three hundred ninety-six".