1155002041 has 16 divisors (see below), whose sum is σ = 1191801600. Its totient is φ = 1118976768.

The previous prime is 1155002029. The next prime is 1155002047. The reversal of 1155002041 is 1402005511.

It is a cyclic number.

It is not a de Polignac number, because 1155002041 - 2²⁷ = 1020784313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1155002047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 972450 + ... + 973636.

It is an arithmetic number, because the mean of its divisors is an integer number (74487600).

Almost surely, 2^1155002041 is an apocalyptic number.

It is an amenable number.

1155002041 is a deficient number, since it is larger than the sum of its proper divisors (36799559).

1155002041 is a wasteful number, since it uses less digits than its factorization.

1155002041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 1155002041 is about 33985.3209636160. The cubic root of 1155002041 is about 1049.2063665789.

Adding to 1155002041 its reverse (1402005511), we get a palindrome (2557007552).

The spelling of 1155002041 in words is "one billion, one hundred fifty-five million, two thousand, forty-one".