2252154321 has 8 divisors (see below), whose sum is σ = 3336524960. Its totient is φ = 1501436196.

The previous prime is 2252154269. The next prime is 2252154329. The reversal of 2252154321 is 1234512522.

2252154321 is a `hidden beast` number, since 225 + 2 + 1 + 5 + 432 + 1 = 666.

It is not a de Polignac number, because 2252154321 - 2¹⁰ = 2252153297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 83413123 = 2252154321 / (2 + 2 + 5 + 2 + 1 + 5 + 4 + 3 + 2 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2252154329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41706535 + ... + 41706588.

It is an arithmetic number, because the mean of its divisors is an integer number (417065620).

Almost surely, 2^2252154321 is an apocalyptic number.

It is an amenable number.

2252154321 is a deficient number, since it is larger than the sum of its proper divisors (1084370639).

2252154321 is an equidigital number, since it uses as much as digits as its factorization.

2252154321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83413132 (or 83413126 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 2252154321 is about 47456.8680066437. The cubic root of 2252154321 is about 1310.7887798626.

Adding to 2252154321 its reverse (1234512522), we get a palindrome (3486666843).

The spelling of 2252154321 in words is "two billion, two hundred fifty-two million, one hundred fifty-four thousand, three hundred twenty-one".