14503381 has 8 divisors (see below), whose sum is σ = 15337728. Its totient is φ = 13692000.

The previous prime is 14503367. The next prime is 14503387. The reversal of 14503381 is 18330541.

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

It is a cyclic number.

It is not a de Polignac number, because 14503381 - 2¹³ = 14495189 is a prime.

It is a super-2 number, since 2×14503381² = 420696120862322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14503387) 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, 4435 + ... + 6976.

It is an arithmetic number, because the mean of its divisors is an integer number (1917216).

Almost surely, 2^14503381 is an apocalyptic number.

It is an amenable number.

14503381 is a deficient number, since it is larger than the sum of its proper divisors (834347).

14503381 is a wasteful number, since it uses less digits than its factorization.

14503381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11483.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 14503381 is about 3808.3304741054. The cubic root of 14503381 is about 243.8688996077.

It can be divided in two parts, 14503 and 381, that added together give a square (14884 = 122²).

The spelling of 14503381 in words is "fourteen million, five hundred three thousand, three hundred eighty-one".