2106361633 has 4 divisors (see below), whose sum is σ = 2131739568. Its totient is φ = 2080983700.

The previous prime is 2106361613. The next prime is 2106361667. The reversal of 2106361633 is 3361636012.

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 2106361633 - 2¹³ = 2106353441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2106361595 and 2106361604.

It is not an unprimeable number, because it can be changed into a prime (2106361613) 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, 12688843 + ... + 12689008.

It is an arithmetic number, because the mean of its divisors is an integer number (532934892).

Almost surely, 2^2106361633 is an apocalyptic number.

It is an amenable number.

2106361633 is a deficient number, since it is larger than the sum of its proper divisors (25377935).

2106361633 is an equidigital number, since it uses as much as digits as its factorization.

2106361633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25377934.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 2106361633 is about 45895.1155679992. The cubic root of 2106361633 is about 1281.8709685143.

Adding to 2106361633 its reverse (3361636012), we get a palindrome (5467997645).

The spelling of 2106361633 in words is "two billion, one hundred six million, three hundred sixty-one thousand, six hundred thirty-three".