1153960 has 32 divisors (see below), whose sum is σ = 2750760. Its totient is φ = 434176.

The previous prime is 1153921. The next prime is 1153967. The reversal of 1153960 is 693511.

It can be written as a sum of positive squares in 4 ways, for example, as 1153476 + 484 = 1074^2 + 22^2 .

It is not an unprimeable number, because it can be changed into a prime (1153967) 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, 169 + ... + 1528.

2^1153960 is an apocalyptic number.

1153960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1153960 is an abundant number, since it is smaller than the sum of its proper divisors (1596800).

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

1153960 is a wasteful number, since it uses less digits than its factorization.

1153960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1725 (or 1721 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 1153960 is about 1074.2253022527. The cubic root of 1153960 is about 104.8890740870.

The spelling of 1153960 in words is "one million, one hundred fifty-three thousand, nine hundred sixty".