2106424461 has 4 divisors (see below), whose sum is σ = 2808565952. Its totient is φ = 1404282972.

The previous prime is 2106424451. The next prime is 2106424511. The reversal of 2106424461 is 1644246012.

It is a happy number.

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 not a de Polignac number, because 2106424461 - 2¹¹ = 2106422413 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 (2106424451) 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, 351070741 + ... + 351070746.

It is an arithmetic number, because the mean of its divisors is an integer number (702141488).

Almost surely, 2^2106424461 is an apocalyptic number.

It is an amenable number.

2106424461 is a deficient number, since it is larger than the sum of its proper divisors (702141491).

2106424461 is an equidigital number, since it uses as much as digits as its factorization.

2106424461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702141490.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 2106424461 is about 45895.8000366047. The cubic root of 2106424461 is about 1281.8837134908.

The spelling of 2106424461 in words is "two billion, one hundred six million, four hundred twenty-four thousand, four hundred sixty-one".