2252091329 has 2 divisors, whose sum is σ = 2252091330. Its totient is φ = 2252091328.

The previous prime is 2252091311. The next prime is 2252091349. The reversal of 2252091329 is 9231902522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1131649600 + 1120441729 = 33640^2 + 33473^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2252091329 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2252091349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1126045664 + 1126045665.

It is an arithmetic number, because the mean of its divisors is an integer number (1126045665).

Almost surely, 2^2252091329 is an apocalyptic number.

It is an amenable number.

2252091329 is a deficient number, since it is larger than the sum of its proper divisors (1).

2252091329 is an equidigital number, since it uses as much as digits as its factorization.

2252091329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 2252091329 is about 47456.2043256727. The cubic root of 2252091329 is about 1310.7765589747.

The spelling of 2252091329 in words is "two billion, two hundred fifty-two million, ninety-one thousand, three hundred twenty-nine".