14390977 has 4 divisors (see below), whose sum is σ = 14697216. Its totient is φ = 14084740.

The previous prime is 14390969. The next prime is 14391007. The reversal of 14390977 is 77909341.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14390977 - 2³ = 14390969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14390917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153049 + ... + 153142.

It is an arithmetic number, because the mean of its divisors is an integer number (3674304).

Almost surely, 2^14390977 is an apocalyptic number.

It is an amenable number.

14390977 is a deficient number, since it is larger than the sum of its proper divisors (306239).

14390977 is an equidigital number, since it uses as much as digits as its factorization.

14390977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306238.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 14390977 is about 3793.5441212671. The cubic root of 14390977 is about 243.2372546608.

The spelling of 14390977 in words is "fourteen million, three hundred ninety thousand, nine hundred seventy-seven".