2153606201 has 4 divisors (see below), whose sum is σ = 2211811812. Its totient is φ = 2095400592.

The previous prime is 2153606197. The next prime is 2153606233. The reversal of 2153606201 is 1026063512.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1829786176 + 323820025 = 42776^2 + 17995^2 .

It is a cyclic number.

It is not a de Polignac number, because 2153606201 - 2² = 2153606197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2153606261) 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, 29102750 + ... + 29102823.

It is an arithmetic number, because the mean of its divisors is an integer number (552952953).

Almost surely, 2^2153606201 is an apocalyptic number.

It is an amenable number.

2153606201 is a deficient number, since it is larger than the sum of its proper divisors (58205611).

2153606201 is an equidigital number, since it uses as much as digits as its factorization.

2153606201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58205610.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 2153606201 is about 46406.9628504172. The cubic root of 2153606201 is about 1291.3840884135.

Adding to 2153606201 its reverse (1026063512), we get a palindrome (3179669713).

The spelling of 2153606201 in words is "two billion, one hundred fifty-three million, six hundred six thousand, two hundred one".