14487840149 has 2 divisors, whose sum is σ = 14487840150. Its totient is φ = 14487840148.

The previous prime is 14487840127. The next prime is 14487840151. The reversal of 14487840149 is 94104878441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10321137649 + 4166702500 = 101593^2 + 64550^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14487840149 is a prime.

Together with 14487840151, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 14487840097 and 14487840106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14487840109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7243920074 + 7243920075.

It is an arithmetic number, because the mean of its divisors is an integer number (7243920075).

Almost surely, 2^14487840149 is an apocalyptic number.

It is an amenable number.

14487840149 is a deficient number, since it is larger than the sum of its proper divisors (1).

14487840149 is an equidigital number, since it uses as much as digits as its factorization.

14487840149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1032192, while the sum is 50.

The spelling of 14487840149 in words is "fourteen billion, four hundred eighty-seven million, eight hundred forty thousand, one hundred forty-nine".