1153235 has 4 divisors (see below), whose sum is σ = 1383888. Its totient is φ = 922584.

The previous prime is 1153223. The next prime is 1153237. The reversal of 1153235 is 5323511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1153235 - 2⁴ = 1153219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1153237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115319 + ... + 115328.

It is an arithmetic number, because the mean of its divisors is an integer number (345972).

2^1153235 is an apocalyptic number.

1153235 is a deficient number, since it is larger than the sum of its proper divisors (230653).

1153235 is an equidigital number, since it uses as much as digits as its factorization.

1153235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230652.

The product of its digits is 450, while the sum is 20.

The square root of 1153235 is about 1073.8877967460. The cubic root of 1153235 is about 104.8671032187.

Adding to 1153235 its reverse (5323511), we get a palindrome (6476746).

It can be divided in two parts, 11 and 53235, that multiplied together give a palindrome (585585).

The spelling of 1153235 in words is "one million, one hundred fifty-three thousand, two hundred thirty-five".