2126341401 has 4 divisors (see below), whose sum is σ = 2835121872. Its totient is φ = 1417560932.

The previous prime is 2126341391. The next prime is 2126341403. The reversal of 2126341401 is 1041436212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2126341401 - 2⁵ = 2126341369 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2126341403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354390231 + ... + 354390236.

It is an arithmetic number, because the mean of its divisors is an integer number (708780468).

Almost surely, 2^2126341401 is an apocalyptic number.

It is an amenable number.

2126341401 is a deficient number, since it is larger than the sum of its proper divisors (708780471).

2126341401 is an equidigital number, since it uses as much as digits as its factorization.

2126341401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708780470.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 2126341401 is about 46112.2695277515. The cubic root of 2126341401 is about 1285.9112576195.

Adding to 2126341401 its reverse (1041436212), we get a palindrome (3167777613).

The spelling of 2126341401 in words is "two billion, one hundred twenty-six million, three hundred forty-one thousand, four hundred one".