2144001049 has 2 divisors, whose sum is σ = 2144001050. Its totient is φ = 2144001048.

The previous prime is 2144001047. The next prime is 2144001161. The reversal of 2144001049 is 9401004412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1880523225 + 263477824 = 43365^2 + 16232^2 .

It is a cyclic number.

It is not a de Polignac number, because 2144001049 - 2¹ = 2144001047 is a prime.

It is a super-2 number, since 2×2144001049² = 9193480996226200802, which contains 22 as substring.

Together with 2144001047, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2144001043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072000524 + 1072000525.

It is an arithmetic number, because the mean of its divisors is an integer number (1072000525).

Almost surely, 2^2144001049 is an apocalyptic number.

It is an amenable number.

2144001049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144001049 is an equidigital number, since it uses as much as digits as its factorization.

2144001049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 2144001049 is about 46303.3589386342. The cubic root of 2144001049 is about 1289.4613557526.

The spelling of 2144001049 in words is "two billion, one hundred forty-four million, one thousand, forty-nine".