14640877 has 2 divisors, whose sum is σ = 14640878. Its totient is φ = 14640876.

The previous prime is 14640869. The next prime is 14640881. The reversal of 14640877 is 77804641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14638276 + 2601 = 3826^2 + 51^2 .

It is a cyclic number.

It is not a de Polignac number, because 14640877 - 2³ = 14640869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14640377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7320438 + 7320439.

It is an arithmetic number, because the mean of its divisors is an integer number (7320439).

Almost surely, 2^14640877 is an apocalyptic number.

It is an amenable number.

14640877 is a deficient number, since it is larger than the sum of its proper divisors (1).

14640877 is an equidigital number, since it uses as much as digits as its factorization.

14640877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 14640877 is about 3826.3398960364. The cubic root of 14640877 is about 244.6371248880.

The spelling of 14640877 in words is "fourteen million, six hundred forty thousand, eight hundred seventy-seven".