144347941 has 2 divisors, whose sum is σ = 144347942. Its totient is φ = 144347940.

The previous prime is 144347933. The next prime is 144347963. The reversal of 144347941 is 149743441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124411716 + 19936225 = 11154^2 + 4465^2 .

It is a cyclic number.

It is not a de Polignac number, because 144347941 - 2³ = 144347933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144347941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144347971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72173970 + 72173971.

It is an arithmetic number, because the mean of its divisors is an integer number (72173971).

Almost surely, 2^144347941 is an apocalyptic number.

It is an amenable number.

144347941 is a deficient number, since it is larger than the sum of its proper divisors (1).

144347941 is an equidigital number, since it uses as much as digits as its factorization.

144347941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 37.

The square root of 144347941 is about 12014.4887947844. The cubic root of 144347941 is about 524.5700982555.

The spelling of 144347941 in words is "one hundred forty-four million, three hundred forty-seven thousand, nine hundred forty-one".