2262789161 has 2 divisors, whose sum is σ = 2262789162. Its totient is φ = 2262789160.

The previous prime is 2262789157. The next prime is 2262789203. The reversal of 2262789161 is 1619872622.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2247234025 + 15555136 = 47405^2 + 3944^2 .

It is a cyclic number.

It is not a de Polignac number, because 2262789161 - 2² = 2262789157 is a prime.

It is not a weakly prime, because it can be changed into another prime (2262789101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1131394580 + 1131394581.

It is an arithmetic number, because the mean of its divisors is an integer number (1131394581).

Almost surely, 2^2262789161 is an apocalyptic number.

It is an amenable number.

2262789161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2262789161 is an equidigital number, since it uses as much as digits as its factorization.

2262789161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 44.

The square root of 2262789161 is about 47568.7834719367. The cubic root of 2262789161 is about 1312.8487548014.

The spelling of 2262789161 in words is "two billion, two hundred sixty-two million, seven hundred eighty-nine thousand, one hundred sixty-one".