2601161135 has 4 divisors (see below), whose sum is σ = 3121393368. Its totient is φ = 2080928904.

The previous prime is 2601161099. The next prime is 2601161137. The reversal of 2601161135 is 5311611062.

2601161135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2601161135 - 2²⁸ = 2332725679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2601161137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260116109 + ... + 260116118.

It is an arithmetic number, because the mean of its divisors is an integer number (780348342).

Almost surely, 2^2601161135 is an apocalyptic number.

2601161135 is a deficient number, since it is larger than the sum of its proper divisors (520232233).

2601161135 is an equidigital number, since it uses as much as digits as its factorization.

2601161135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520232232.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 2601161135 is about 51001.5797304358. The cubic root of 2601161135 is about 1375.2735341211.

Adding to 2601161135 its reverse (5311611062), we get a palindrome (7912772197).

The spelling of 2601161135 in words is "two billion, six hundred one million, one hundred sixty-one thousand, one hundred thirty-five".