1011143241 has 6 divisors (see below), whose sum is σ = 1460540250. Its totient is φ = 674095488.

The previous prime is 1011143183. The next prime is 1011143249. The reversal of 1011143241 is 1423411101.

It can be written as a sum of positive squares in only one way, i.e., 841232016 + 169911225 = 29004^2 + 13035^2 .

It is not a de Polignac number, because 1011143241 - 2¹⁵ = 1011110473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011143249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56174616 + ... + 56174633.

It is an arithmetic number, because the mean of its divisors is an integer number (243423375).

Almost surely, 2^1011143241 is an apocalyptic number.

It is an amenable number.

1011143241 is a deficient number, since it is larger than the sum of its proper divisors (449397009).

1011143241 is a wasteful number, since it uses less digits than its factorization.

1011143241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112349255 (or 112349252 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 1011143241 is about 31798.4785956813. The cubic root of 1011143241 is about 1003.7007015805.

Adding to 1011143241 its reverse (1423411101), we get a palindrome (2434554342).

The spelling of 1011143241 in words is "one billion, eleven million, one hundred forty-three thousand, two hundred forty-one".