1150443365 has 4 divisors (see below), whose sum is σ = 1380532044. Its totient is φ = 920354688.

The previous prime is 1150443353. The next prime is 1150443367. The reversal of 1150443365 is 5633440511.

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

It can be written as a sum of positive squares in 2 ways, for example, as 911617249 + 238826116 = 30193^2 + 15454^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150443365 - 2²⁸ = 882007909 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 (1150443367) 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, 115044332 + ... + 115044341.

It is an arithmetic number, because the mean of its divisors is an integer number (345133011).

Almost surely, 2^1150443365 is an apocalyptic number.

It is an amenable number.

1150443365 is a deficient number, since it is larger than the sum of its proper divisors (230088679).

1150443365 is an equidigital number, since it uses as much as digits as its factorization.

1150443365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230088678.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 1150443365 is about 33918.1863459708. The cubic root of 1150443365 is about 1047.8241761272.

Adding to 1150443365 its reverse (5633440511), we get a palindrome (6783883876).

The spelling of 1150443365 in words is "one billion, one hundred fifty million, four hundred forty-three thousand, three hundred sixty-five".