1153345 has 8 divisors (see below), whose sum is σ = 1391040. Its totient is φ = 918000.

The previous prime is 1153343. The next prime is 1153349. The reversal of 1153345 is 5433511.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1153345 - 2¹ = 1153343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153343) 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, 796 + ... + 1714.

It is an arithmetic number, because the mean of its divisors is an integer number (173880).

2^1153345 is an apocalyptic number.

It is an amenable number.

1153345 is a deficient number, since it is larger than the sum of its proper divisors (237695).

1153345 is an equidigital number, since it uses as much as digits as its factorization.

1153345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175.

The product of its digits is 900, while the sum is 22.

The square root of 1153345 is about 1073.9390113037. The cubic root of 1153345 is about 104.8704373222.

Adding to 1153345 its reverse (5433511), we get a palindrome (6586856).

The spelling of 1153345 in words is "one million, one hundred fifty-three thousand, three hundred forty-five".