14555977 has 2 divisors, whose sum is σ = 14555978. Its totient is φ = 14555976.

The previous prime is 14555963. The next prime is 14555993. The reversal of 14555977 is 77955541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7485696 + 7070281 = 2736^2 + 2659^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14555977 is a prime.

It is not a weakly prime, because it can be changed into another prime (14555377) 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 as a sum of consecutive naturals, namely, 7277988 + 7277989.

It is an arithmetic number, because the mean of its divisors is an integer number (7277989).

Almost surely, 2^14555977 is an apocalyptic number.

It is an amenable number.

14555977 is a deficient number, since it is larger than the sum of its proper divisors (1).

14555977 is an equidigital number, since it uses as much as digits as its factorization.

14555977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 220500, while the sum is 43.

The square root of 14555977 is about 3815.2296130115. The cubic root of 14555977 is about 244.1633379602.

It can be divided in two parts, 1455 and 5977, that multiplied together give a triangular number (8696535 = T₄₁₇₀).

The spelling of 14555977 in words is "fourteen million, five hundred fifty-five thousand, nine hundred seventy-seven".