1941563799 has 72 divisors (see below), whose sum is σ = 3367578240. Its totient is φ = 1074276000.

The previous prime is 1941563797. The next prime is 1941563809. The reversal of 1941563799 is 9973651491.

1941563799 is a `hidden beast` number, since 1 + 9 + 4 + 1 + 563 + 79 + 9 = 666.

It is not a de Polignac number, because 1941563799 - 2¹ = 1941563797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1941563797) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1846824 + ... + 1847874.

It is an arithmetic number, because the mean of its divisors is an integer number (46771920).

Almost surely, 2^1941563799 is an apocalyptic number.

1941563799 is a deficient number, since it is larger than the sum of its proper divisors (1426014441).

1941563799 is a wasteful number, since it uses less digits than its factorization.

1941563799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201 (or 1191 counting only the distinct ones).

The product of its digits is 1837080, while the sum is 54.

The square root of 1941563799 is about 44063.1796288012. The cubic root of 1941563799 is about 1247.5287279245.

The spelling of 1941563799 in words is "one billion, nine hundred forty-one million, five hundred sixty-three thousand, seven hundred ninety-nine".