1939013063 has 16 divisors (see below), whose sum is σ = 2101619520. Its totient is φ = 1778370816.

The previous prime is 1939012997. The next prime is 1939013077. The reversal of 1939013063 is 3603109391.

It is a cyclic number.

It is not a de Polignac number, because 1939013063 - 2⁸ = 1939012807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1939013093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2262131 + ... + 2262987.

It is an arithmetic number, because the mean of its divisors is an integer number (131351220).

Almost surely, 2^1939013063 is an apocalyptic number.

1939013063 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1939013063 is a deficient number, since it is larger than the sum of its proper divisors (162606457).

1939013063 is a wasteful number, since it uses less digits than its factorization.

1939013063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786.

The product of its (nonzero) digits is 13122, while the sum is 35.

The square root of 1939013063 is about 44034.2260406607. The cubic root of 1939013063 is about 1246.9821734818.

The spelling of 1939013063 in words is "one billion, nine hundred thirty-nine million, thirteen thousand, sixty-three".