14821307 has 2 divisors, whose sum is σ = 14821308. Its totient is φ = 14821306.

The previous prime is 14821267. The next prime is 14821333. The reversal of 14821307 is 70312841.

It is an a-pointer prime, because the next prime (14821333) can be obtained adding 14821307 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14821307 - 2¹⁰ = 14820283 is a prime.

It is a super-2 number, since 2×14821307² = 439342282376498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14821337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7410653 + 7410654.

It is an arithmetic number, because the mean of its divisors is an integer number (7410654).

Almost surely, 2^14821307 is an apocalyptic number.

14821307 is a deficient number, since it is larger than the sum of its proper divisors (1).

14821307 is an equidigital number, since it uses as much as digits as its factorization.

14821307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 14821307 is about 3849.8450618174. The cubic root of 14821307 is about 245.6379707921.

The spelling of 14821307 in words is "fourteen million, eight hundred twenty-one thousand, three hundred seven".