2193138241 has 8 divisors (see below), whose sum is σ = 2541746304. Its totient is φ = 1853355840.

The previous prime is 2193138229. The next prime is 2193138287. The reversal of 2193138241 is 1428313912.

It is a happy number.

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

It is not a de Polignac number, because 2193138241 - 2¹¹ = 2193136193 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2193138197 and 2193138206.

It is not an unprimeable number, because it can be changed into a prime (2193138221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2205880 + ... + 2206873.

It is an arithmetic number, because the mean of its divisors is an integer number (317718288).

Almost surely, 2^2193138241 is an apocalyptic number.

It is an amenable number.

2193138241 is a deficient number, since it is larger than the sum of its proper divisors (348608063).

2193138241 is an equidigital number, since it uses as much as digits as its factorization.

2193138241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4412831.

The product of its digits is 10368, while the sum is 34.

The square root of 2193138241 is about 46830.9538766829. The cubic root of 2193138241 is about 1299.2378651143.

The spelling of 2193138241 in words is "two billion, one hundred ninety-three million, one hundred thirty-eight thousand, two hundred forty-one".