2164901203 has 4 divisors (see below), whose sum is σ = 2167104528. Its totient is φ = 2162697880.

The previous prime is 2164901131. The next prime is 2164901267. The reversal of 2164901203 is 3021094612.

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 2164901203 - 2¹⁷ = 2164770131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2164901293) 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, 1100188 + ... + 1102153.

It is an arithmetic number, because the mean of its divisors is an integer number (541776132).

Almost surely, 2^2164901203 is an apocalyptic number.

2164901203 is a deficient number, since it is larger than the sum of its proper divisors (2203325).

2164901203 is an equidigital number, since it uses as much as digits as its factorization.

2164901203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203324.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 2164901203 is about 46528.4988259884. The cubic root of 2164901203 is about 1293.6377904253.

Adding to 2164901203 its reverse (3021094612), we get a palindrome (5185995815).

The spelling of 2164901203 in words is "two billion, one hundred sixty-four million, nine hundred one thousand, two hundred three".