2303252261 has 2 divisors, whose sum is σ = 2303252262. Its totient is φ = 2303252260.

The previous prime is 2303252251. The next prime is 2303252267. The reversal of 2303252261 is 1622523032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2161785025 + 141467236 = 46495^2 + 11894^2 .

It is a cyclic number.

It is not a de Polignac number, because 2303252261 - 2¹⁸ = 2302990117 is a prime.

It is a super-2 number, since 2×2303252261² = 10609941955603224242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2303252261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2303252267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1151626130 + 1151626131.

It is an arithmetic number, because the mean of its divisors is an integer number (1151626131).

Almost surely, 2^2303252261 is an apocalyptic number.

It is an amenable number.

2303252261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2303252261 is an equidigital number, since it uses as much as digits as its factorization.

2303252261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 2303252261 is about 47992.2104200255. The cubic root of 2303252261 is about 1320.6280033240.

Adding to 2303252261 its reverse (1622523032), we get a palindrome (3925775293).

The spelling of 2303252261 in words is "two billion, three hundred three million, two hundred fifty-two thousand, two hundred sixty-one".