1155200341 has 4 divisors (see below), whose sum is σ = 1155268332. Its totient is φ = 1155132352.

The previous prime is 1155200329. The next prime is 1155200377. The reversal of 1155200341 is 1430025511.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1430025511 = 41 ⋅34878671.

It can be written as a sum of positive squares in 2 ways, for example, as 199092100 + 956108241 = 14110^2 + 30921^2 .

It is a cyclic number.

It is not a de Polignac number, because 1155200341 - 2⁵ = 1155200309 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 (1155200381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15981 + ... + 50653.

It is an arithmetic number, because the mean of its divisors is an integer number (288817083).

Almost surely, 2^1155200341 is an apocalyptic number.

It is an amenable number.

1155200341 is a deficient number, since it is larger than the sum of its proper divisors (67991).

1155200341 is an equidigital number, since it uses as much as digits as its factorization.

1155200341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67990.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1155200341 is about 33988.2382744384. The cubic root of 1155200341 is about 1049.2664085267.

Adding to 1155200341 its reverse (1430025511), we get a palindrome (2585225852).

The spelling of 1155200341 in words is "one billion, one hundred fifty-five million, two hundred thousand, three hundred forty-one".