1155131041 has 8 divisors (see below), whose sum is σ = 1171730304. Its totient is φ = 1138633200.

The previous prime is 1155131039. The next prime is 1155131053. The reversal of 1155131041 is 1401315511.

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 1155131041 - 2¹ = 1155131039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1155131071) 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, 2265 + ... + 48118.

It is an arithmetic number, because the mean of its divisors is an integer number (146466288).

Almost surely, 2^1155131041 is an apocalyptic number.

It is an amenable number.

1155131041 is a deficient number, since it is larger than the sum of its proper divisors (16599263).

1155131041 is a wasteful number, since it uses less digits than its factorization.

1155131041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50711.

The product of its (nonzero) digits is 300, while the sum is 22.

The square root of 1155131041 is about 33987.2187888330. The cubic root of 1155131041 is about 1049.2454264183.

Adding to 1155131041 its reverse (1401315511), we get a palindrome (2556446552).

The spelling of 1155131041 in words is "one billion, one hundred fifty-five million, one hundred thirty-one thousand, forty-one".