2261011041 has 6 divisors (see below), whose sum is σ = 3265904850. Its totient is φ = 1507340688.

The previous prime is 2261011037. The next prime is 2261011057. The reversal of 2261011041 is 1401101622.

2261011041 is a `hidden beast` number, since 2 + 2 + 610 + 1 + 10 + 41 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1163082816 + 1097928225 = 34104^2 + 33135^2 .

It is not a de Polignac number, because 2261011041 - 2² = 2261011037 is a prime.

It is a super-2 number, since 2×2261011041² = 10224341855047807362, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2261011061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 125611716 + ... + 125611733.

It is an arithmetic number, because the mean of its divisors is an integer number (544317475).

Almost surely, 2^2261011041 is an apocalyptic number.

It is an amenable number.

2261011041 is a deficient number, since it is larger than the sum of its proper divisors (1004893809).

2261011041 is a wasteful number, since it uses less digits than its factorization.

2261011041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251223455 (or 251223452 counting only the distinct ones).

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

The square root of 2261011041 is about 47550.0898106407. The cubic root of 2261011041 is about 1312.5047819146.

Adding to 2261011041 its reverse (1401101622), we get a palindrome (3662112663).

The spelling of 2261011041 in words is "two billion, two hundred sixty-one million, eleven thousand, forty-one".