13783755 has 16 divisors (see below), whose sum is σ = 22125600. Its totient is φ = 7327488.

The previous prime is 13783751. The next prime is 13783771. The reversal of 13783755 is 55738731.

13783755 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13783755 - 2² = 13783751 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13783751) 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, 3919 + ... + 6551.

It is an arithmetic number, because the mean of its divisors is an integer number (1382850).

Almost surely, 2^13783755 is an apocalyptic number.

13783755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13783755 is a deficient number, since it is larger than the sum of its proper divisors (8341845).

13783755 is a wasteful number, since it uses less digits than its factorization.

13783755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2990.

The product of its digits is 88200, while the sum is 39.

The square root of 13783755 is about 3712.6479768489. The cubic root of 13783755 is about 239.7668743195.

The spelling of 13783755 in words is "thirteen million, seven hundred eighty-three thousand, seven hundred fifty-five".