2046321251 has 8 divisors (see below), whose sum is σ = 2204898864. Its totient is φ = 1887910560.

The previous prime is 2046321227. The next prime is 2046321269. The reversal of 2046321251 is 1521236402.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2046321251 - 2¹⁸ = 2046059107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2046321251.

It is not an unprimeable number, because it can be changed into a prime (2046320251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15656 + ... + 65861.

It is an arithmetic number, because the mean of its divisors is an integer number (275612358).

Almost surely, 2^2046321251 is an apocalyptic number.

2046321251 is a deficient number, since it is larger than the sum of its proper divisors (158577613).

2046321251 is a wasteful number, since it uses less digits than its factorization.

2046321251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83461.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2046321251 is about 45236.2824622006. The cubic root of 2046321251 is about 1269.5737613158.

Adding to 2046321251 its reverse (1521236402), we get a palindrome (3567557653).

It can be divided in two parts, 20463 and 21251, that added together give a palindrome (41714).

The spelling of 2046321251 in words is "two billion, forty-six million, three hundred twenty-one thousand, two hundred fifty-one".