144963943 has 2 divisors, whose sum is σ = 144963944. Its totient is φ = 144963942.

The previous prime is 144963893. The next prime is 144963961. The reversal of 144963943 is 349369441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144963943 - 2²⁵ = 111409511 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144963943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144960943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72481971 + 72481972.

It is an arithmetic number, because the mean of its divisors is an integer number (72481972).

Almost surely, 2^144963943 is an apocalyptic number.

144963943 is a deficient number, since it is larger than the sum of its proper divisors (1).

144963943 is an equidigital number, since it uses as much as digits as its factorization.

144963943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 43.

The square root of 144963943 is about 12040.0973002713. The cubic root of 144963943 is about 525.3152368305.

The spelling of 144963943 in words is "one hundred forty-four million, nine hundred sixty-three thousand, nine hundred forty-three".