1153900 has 36 divisors (see below), whose sum is σ = 2734200. Its totient is φ = 419200.

The previous prime is 1153891. The next prime is 1153921. The reversal of 1153900 is 93511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 576 + ... + 1624.

It is an arithmetic number, because the mean of its divisors is an integer number (75950).

2^1153900 is an apocalyptic number.

1153900 is a gapful number since it is divisible by the number (10) 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 1153900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1367100).

1153900 is an abundant number, since it is smaller than the sum of its proper divisors (1580300).

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

1153900 is a wasteful number, since it uses less digits than its factorization.

1153900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074 (or 1067 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 19.

The square root of 1153900 is about 1074.1973747873. The cubic root of 1153900 is about 104.8872561576.

It can be divided in two parts, 11 and 53900, that multiplied together give a square (592900 = 770²).

The spelling of 1153900 in words is "one million, one hundred fifty-three thousand, nine hundred".