2235970091 has 2 divisors, whose sum is σ = 2235970092. Its totient is φ = 2235970090.

The previous prime is 2235970081. The next prime is 2235970133. The reversal of 2235970091 is 1900795322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2235970091 - 2¹⁰ = 2235969067 is a prime.

It is a super-3 number, since 3×2235970091³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2235970031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1117985045 + 1117985046.

It is an arithmetic number, because the mean of its divisors is an integer number (1117985046).

Almost surely, 2^2235970091 is an apocalyptic number.

2235970091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2235970091 is an equidigital number, since it uses as much as digits as its factorization.

2235970091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 2235970091 is about 47286.0454151116. The cubic root of 2235970091 is about 1307.6414042759.

The spelling of 2235970091 in words is "two billion, two hundred thirty-five million, nine hundred seventy thousand, ninety-one".