2261118053 has 2 divisors, whose sum is σ = 2261118054. Its totient is φ = 2261118052.

The previous prime is 2261118029. The next prime is 2261118071. The reversal of 2261118053 is 3508111622.

2261118053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2257960324 + 3157729 = 47518^2 + 1777^2 .

It is a cyclic number.

It is not a de Polignac number, because 2261118053 - 2¹⁶ = 2261052517 is a prime.

It is a super-2 number, since 2×2261118053² = 10225309699205021618, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2261118653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1130559026 + 1130559027.

It is an arithmetic number, because the mean of its divisors is an integer number (1130559027).

Almost surely, 2^2261118053 is an apocalyptic number.

It is an amenable number.

2261118053 is a deficient number, since it is larger than the sum of its proper divisors (1).

2261118053 is an equidigital number, since it uses as much as digits as its factorization.

2261118053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 2261118053 is about 47551.2150528249. The cubic root of 2261118053 is about 1312.5254882186.

Adding to 2261118053 its reverse (3508111622), we get a palindrome (5769229675).

The spelling of 2261118053 in words is "two billion, two hundred sixty-one million, one hundred eighteen thousand, fifty-three".