2011701653 has 8 divisors (see below), whose sum is σ = 2166839808. Its totient is φ = 1856619504.

The previous prime is 2011701619. The next prime is 2011701673. The reversal of 2011701653 is 3561071102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2011701653 - 2⁸ = 2011701397 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 (2011701673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88376 + ... + 108782.

It is an arithmetic number, because the mean of its divisors is an integer number (270854976).

Almost surely, 2^2011701653 is an apocalyptic number.

It is an amenable number.

2011701653 is a deficient number, since it is larger than the sum of its proper divisors (155138155).

2011701653 is a wasteful number, since it uses less digits than its factorization.

2011701653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28003.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 2011701653 is about 44851.9972019084. The cubic root of 2011701653 is about 1262.3734663632.

Adding to 2011701653 its reverse (3561071102), we get a palindrome (5572772755).

The spelling of 2011701653 in words is "two billion, eleven million, seven hundred one thousand, six hundred fifty-three".