1165343 has 8 divisors (see below), whose sum is σ = 1223376. Its totient is φ = 1108800.

The previous prime is 1165303. The next prime is 1165349. The reversal of 1165343 is 3435611.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1165343 - 2⁶ = 1165279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165349) 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, 1433 + ... + 2093.

It is an arithmetic number, because the mean of its divisors is an integer number (152922).

2^1165343 is an apocalyptic number.

1165343 is a deficient number, since it is larger than the sum of its proper divisors (58033).

1165343 is an equidigital number, since it uses as much as digits as its factorization.

1165343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745.

The product of its digits is 1080, while the sum is 23.

The square root of 1165343 is about 1079.5105372344. The cubic root of 1165343 is about 105.2328317771.

The spelling of 1165343 in words is "one million, one hundred sixty-five thousand, three hundred forty-three".