1159445 has 16 divisors (see below), whose sum is σ = 1607808. Its totient is φ = 786240.

The previous prime is 1159429. The next prime is 1159447. The reversal of 1159445 is 5449511.

It is not a de Polignac number, because 1159445 - 2⁴ = 1159429 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 14.

It is a zygodrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1159447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5390 + ... + 5600.

It is an arithmetic number, because the mean of its divisors is an integer number (100488).

2^1159445 is an apocalyptic number.

It is an amenable number.

1159445 is a deficient number, since it is larger than the sum of its proper divisors (448363).

1159445 is a wasteful number, since it uses less digits than its factorization.

1159445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380.

The product of its digits is 3600, while the sum is 29.

The square root of 1159445 is about 1076.7752783195. The cubic root of 1159445 is about 105.0549976429.

The spelling of 1159445 in words is "one million, one hundred fifty-nine thousand, four hundred forty-five".