2235203161 has 2 divisors, whose sum is σ = 2235203162. Its totient is φ = 2235203160.

The previous prime is 2235203123. The next prime is 2235203203. The reversal of 2235203161 is 1613025322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1546455625 + 688747536 = 39325^2 + 26244^2 .

It is a cyclic number.

It is not a de Polignac number, because 2235203161 - 2¹¹ = 2235201113 is a prime.

It is a super-2 number, since 2×2235203161² = 9992266341888783842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2235204161) 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, 1117601580 + 1117601581.

It is an arithmetic number, because the mean of its divisors is an integer number (1117601581).

Almost surely, 2^2235203161 is an apocalyptic number.

It is an amenable number.

2235203161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2235203161 is an equidigital number, since it uses as much as digits as its factorization.

2235203161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 2235203161 is about 47277.9352446784. The cubic root of 2235203161 is about 1307.4918816879.

Adding to 2235203161 its reverse (1613025322), we get a palindrome (3848228483).

The spelling of 2235203161 in words is "two billion, two hundred thirty-five million, two hundred three thousand, one hundred sixty-one".