14978763 has 20 divisors (see below), whose sum is σ = 22497288. Its totient is φ = 9972720.

The previous prime is 14978741. The next prime is 14978771. The reversal of 14978763 is 36787941.

It is not a de Polignac number, because 14978763 - 2¹² = 14974667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14978713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 19303 + ... + 20063.

Almost surely, 2^14978763 is an apocalyptic number.

14978763 is a deficient number, since it is larger than the sum of its proper divisors (7518525).

14978763 is an frugal number, since it uses more digits than its factorization.

14978763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788 (or 764 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 14978763 is about 3870.2406901897. The cubic root of 14978763 is about 246.5047636936.

The spelling of 14978763 in words is "fourteen million, nine hundred seventy-eight thousand, seven hundred sixty-three".