144204077 has 2 divisors, whose sum is σ = 144204078. Its totient is φ = 144204076.

The previous prime is 144204023. The next prime is 144204079. The reversal of 144204077 is 770402441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124791241 + 19412836 = 11171^2 + 4406^2 .

It is a cyclic number.

It is not a de Polignac number, because 144204077 - 2⁸ = 144203821 is a prime.

Together with 144204079, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144204079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72102038 + 72102039.

It is an arithmetic number, because the mean of its divisors is an integer number (72102039).

Almost surely, 2^144204077 is an apocalyptic number.

It is an amenable number.

144204077 is a deficient number, since it is larger than the sum of its proper divisors (1).

144204077 is an equidigital number, since it uses as much as digits as its factorization.

144204077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6272, while the sum is 29.

The square root of 144204077 is about 12008.5001977766. The cubic root of 144204077 is about 524.3957698533.

The spelling of 144204077 in words is "one hundred forty-four million, two hundred four thousand, seventy-seven".