144500387 has 2 divisors, whose sum is σ = 144500388. Its totient is φ = 144500386.

The previous prime is 144500383. The next prime is 144500423. The reversal of 144500387 is 783005441.

144500387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144500387 - 2² = 144500383 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (144500383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72250193 + 72250194.

It is an arithmetic number, because the mean of its divisors is an integer number (72250194).

Almost surely, 2^144500387 is an apocalyptic number.

144500387 is a deficient number, since it is larger than the sum of its proper divisors (1).

144500387 is an equidigital number, since it uses as much as digits as its factorization.

144500387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 144500387 is about 12020.8313772384. The cubic root of 144500387 is about 524.7546996141.

The spelling of 144500387 in words is "one hundred forty-four million, five hundred thousand, three hundred eighty-seven".