2135161226 has 32 divisors (see below), whose sum is σ = 3556611072. Its totient is φ = 953195760.

The previous prime is 2135161219. The next prime is 2135161241. The reversal of 2135161226 is 6221615312.

It is a super-2 number, since 2×2135161226² = 9117826922027646152, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538985 + ... + 542931.

It is an arithmetic number, because the mean of its divisors is an integer number (111144096).

Almost surely, 2^2135161226 is an apocalyptic number.

2135161226 is a deficient number, since it is larger than the sum of its proper divisors (1421449846).

2135161226 is a wasteful number, since it uses less digits than its factorization.

2135161226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4394.

The product of its digits is 4320, while the sum is 29.

The square root of 2135161226 is about 46207.8048169354. The cubic root of 2135161226 is about 1287.6867434661.

Adding to 2135161226 its reverse (6221615312), we get a palindrome (8356776538).

It can be divided in two parts, 2135 and 161226, that added together give a palindrome (163361).

The spelling of 2135161226 in words is "two billion, one hundred thirty-five million, one hundred sixty-one thousand, two hundred twenty-six".