13782963 has 8 divisors (see below), whose sum is σ = 18433168. Its totient is φ = 9160704.

The previous prime is 13782959. The next prime is 13782983. The reversal of 13782963 is 36928731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13782963 - 2² = 13782959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13782913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5806 + ... + 7827.

It is an arithmetic number, because the mean of its divisors is an integer number (2304146).

Almost surely, 2^13782963 is an apocalyptic number.

13782963 is a deficient number, since it is larger than the sum of its proper divisors (4650205).

13782963 is a wasteful number, since it uses less digits than its factorization.

13782963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13973.

The product of its digits is 54432, while the sum is 39.

The square root of 13782963 is about 3712.5413129014. The cubic root of 13782963 is about 239.7622819811.

The spelling of 13782963 in words is "thirteen million, seven hundred eighty-two thousand, nine hundred sixty-three".