1944349063 has 8 divisors (see below), whose sum is σ = 1991360448. Its totient is φ = 1897572864.

The previous prime is 1944349039. The next prime is 1944349079. The reversal of 1944349063 is 3609434491.

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 1944349063 - 2⁵ = 1944349031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1944349013) 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, 42006 + ... + 75187.

It is an arithmetic number, because the mean of its divisors is an integer number (248920056).

Almost surely, 2^1944349063 is an apocalyptic number.

1944349063 is a deficient number, since it is larger than the sum of its proper divisors (47011385).

1944349063 is a wasteful number, since it uses less digits than its factorization.

1944349063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117593.

The product of its (nonzero) digits is 279936, while the sum is 43.

The square root of 1944349063 is about 44094.7736472249. The cubic root of 1944349063 is about 1248.1249889799.

The spelling of 1944349063 in words is "one billion, nine hundred forty-four million, three hundred forty-nine thousand, sixty-three".