2152301042449 has 2 divisors, whose sum is σ = 2152301042450. Its totient is φ = 2152301042448.

The previous prime is 2152301042431. The next prime is 2152301042501. The reversal of 2152301042449 is 9442401032512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1813716708049 + 338584334400 = 1346743^2 + 581880^2 .

It is a cyclic number.

It is not a de Polignac number, because 2152301042449 - 2¹⁷ = 2152300911377 is a prime.

It is not a weakly prime, because it can be changed into another prime (2152301049449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076150521224 + 1076150521225.

It is an arithmetic number, because the mean of its divisors is an integer number (1076150521225).

Almost surely, 2^{2152301042449} is an apocalyptic number.

It is an amenable number.

2152301042449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2152301042449 is an equidigital number, since it uses as much as digits as its factorization.

2152301042449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 2152301042449 in words is "two trillion, one hundred fifty-two billion, three hundred one million, forty-two thousand, four hundred forty-nine".