1363900812 has 12 divisors (see below), whose sum is σ = 3182435256. Its totient is φ = 454633600.

The previous prime is 1363900777. The next prime is 1363900819. The reversal of 1363900812 is 2180093631.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1363900819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56829189 + ... + 56829212.

It is an arithmetic number, because the mean of its divisors is an integer number (265202938).

Almost surely, 2^1363900812 is an apocalyptic number.

1363900812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1363900812 is an abundant number, since it is smaller than the sum of its proper divisors (1818534444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1363900812 is a wasteful number, since it uses less digits than its factorization.

1363900812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113658408 (or 113658406 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 1363900812 is about 36931.0277679893. The cubic root of 1363900812 is about 1108.9899130245.

The spelling of 1363900812 in words is "one billion, three hundred sixty-three million, nine hundred thousand, eight hundred twelve".