14121783 has 20 divisors (see below), whose sum is σ = 22719928. Its totient is φ = 8689680.

The previous prime is 14121763. The next prime is 14121787. The reversal of 14121783 is 38712141.

It is not a de Polignac number, because 14121783 - 2¹³ = 14113591 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14121787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5653 + ... + 7758.

Almost surely, 2^14121783 is an apocalyptic number.

14121783 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

14121783 is a deficient number, since it is larger than the sum of its proper divisors (8598145).

14121783 is a wasteful number, since it uses less digits than its factorization.

14121783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13436 (or 13427 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 14121783 is about 3757.8960869082. The cubic root of 14121783 is about 241.7110534932.

The spelling of 14121783 in words is "fourteen million, one hundred twenty-one thousand, seven hundred eighty-three".