144766901 has 2 divisors, whose sum is σ = 144766902. Its totient is φ = 144766900.

The previous prime is 144766873. The next prime is 144766907. The reversal of 144766901 is 109667441.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140398801 + 4368100 = 11849^2 + 2090^2 .

It is a cyclic number.

It is not a de Polignac number, because 144766901 - 2¹⁸ = 144504757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144766907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72383450 + 72383451.

It is an arithmetic number, because the mean of its divisors is an integer number (72383451).

Almost surely, 2^144766901 is an apocalyptic number.

It is an amenable number.

144766901 is a deficient number, since it is larger than the sum of its proper divisors (1).

144766901 is an equidigital number, since it uses as much as digits as its factorization.

144766901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 144766901 is about 12031.9117766047. The cubic root of 144766901 is about 525.0771176209.

The spelling of 144766901 in words is "one hundred forty-four million, seven hundred sixty-six thousand, nine hundred one".