14690387 has 2 divisors, whose sum is σ = 14690388. Its totient is φ = 14690386.

The previous prime is 14690371. The next prime is 14690411. The reversal of 14690387 is 78309641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14690387 - 2⁴ = 14690371 is a prime.

It is a super-3 number, since 3×14690387³ (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14690387.

It is not a weakly prime, because it can be changed into another prime (14690317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7345193 + 7345194.

It is an arithmetic number, because the mean of its divisors is an integer number (7345194).

Almost surely, 2^14690387 is an apocalyptic number.

14690387 is a deficient number, since it is larger than the sum of its proper divisors (1).

14690387 is an equidigital number, since it uses as much as digits as its factorization.

14690387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 14690387 is about 3832.8040649112. The cubic root of 14690387 is about 244.9125718871.

The spelling of 14690387 in words is "fourteen million, six hundred ninety thousand, three hundred eighty-seven".