2135044611 has 54 divisors (see below), whose sum is σ = 3786489252. Its totient is φ = 1155727440.

The previous prime is 2135044567. The next prime is 2135044657. The reversal of 2135044611 is 1164405312.

It is a happy number.

2135044611 is a `hidden beast` number, since 2 + 1 + 3 + 5 + 0 + 44 + 611 = 666.

It is not a de Polignac number, because 2135044611 - 2⁶ = 2135044547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2135044111) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 152496 + ... + 165906.

Almost surely, 2^2135044611 is an apocalyptic number.

2135044611 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2135044611 is a deficient number, since it is larger than the sum of its proper divisors (1651444641).

2135044611 is a wasteful number, since it uses less digits than its factorization.

2135044611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13469 (or 13440 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 2135044611 is about 46206.5429457777. The cubic root of 2135044611 is about 1287.6633000649.

Adding to 2135044611 its reverse (1164405312), we get a palindrome (3299449923).

The spelling of 2135044611 in words is "two billion, one hundred thirty-five million, forty-four thousand, six hundred eleven".