144527939 has 2 divisors, whose sum is σ = 144527940. Its totient is φ = 144527938.

The previous prime is 144527881. The next prime is 144527947. The reversal of 144527939 is 939725441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144527939 - 2¹² = 144523843 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144527939.

It is not a weakly prime, because it can be changed into another prime (144527839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72263969 + 72263970.

It is an arithmetic number, because the mean of its divisors is an integer number (72263970).

Almost surely, 2^144527939 is an apocalyptic number.

144527939 is a deficient number, since it is larger than the sum of its proper divisors (1).

144527939 is an equidigital number, since it uses as much as digits as its factorization.

144527939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 44.

The square root of 144527939 is about 12021.9773332011. The cubic root of 144527939 is about 524.7880492887.

The spelling of 144527939 in words is "one hundred forty-four million, five hundred twenty-seven thousand, nine hundred thirty-nine".