144403087 has 2 divisors, whose sum is σ = 144403088. Its totient is φ = 144403086.

The previous prime is 144403057. The next prime is 144403121. The reversal of 144403087 is 780304441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144403087 - 2⁷ = 144402959 is a prime.

It is a super-3 number, since 3×144403087³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144403057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72201543 + 72201544.

It is an arithmetic number, because the mean of its divisors is an integer number (72201544).

Almost surely, 2^144403087 is an apocalyptic number.

144403087 is a deficient number, since it is larger than the sum of its proper divisors (1).

144403087 is an equidigital number, since it uses as much as digits as its factorization.

144403087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 144403087 is about 12016.7835546788. The cubic root of 144403087 is about 524.6368911713.

The spelling of 144403087 in words is "one hundred forty-four million, four hundred three thousand, eighty-seven".