2135144611 has 2 divisors, whose sum is σ = 2135144612. Its totient is φ = 2135144610.

The previous prime is 2135144603. The next prime is 2135144617. The reversal of 2135144611 is 1164415312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2135144611 - 2³ = 2135144603 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2135144611.

It is not a weakly prime, because it can be changed into another prime (2135144617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067572305 + 1067572306.

It is an arithmetic number, because the mean of its divisors is an integer number (1067572306).

Almost surely, 2^2135144611 is an apocalyptic number.

2135144611 is a deficient number, since it is larger than the sum of its proper divisors (1).

2135144611 is an equidigital number, since it uses as much as digits as its factorization.

2135144611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 28.

The square root of 2135144611 is about 46207.6250309405. The cubic root of 2135144611 is about 1287.6834033638.

Adding to 2135144611 its reverse (1164415312), we get a palindrome (3299559923).

The spelling of 2135144611 in words is "two billion, one hundred thirty-five million, one hundred forty-four thousand, six hundred eleven".