14001749987 has 2 divisors, whose sum is σ = 14001749988. Its totient is φ = 14001749986.

The previous prime is 14001749969. The next prime is 14001750017. The reversal of 14001749987 is 78994710041.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14001749987 is a prime.

It is not a weakly prime, because it can be changed into another prime (14001749387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7000874993 + 7000874994.

It is an arithmetic number, because the mean of its divisors is an integer number (7000874994).

Almost surely, 2^14001749987 is an apocalyptic number.

14001749987 is a deficient number, since it is larger than the sum of its proper divisors (1).

14001749987 is an equidigital number, since it uses as much as digits as its factorization.

14001749987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 50.

The spelling of 14001749987 in words is "fourteen billion, one million, seven hundred forty-nine thousand, nine hundred eighty-seven".