144085801 has 2 divisors, whose sum is σ = 144085802. Its totient is φ = 144085800.

The previous prime is 144085793. The next prime is 144085813. The reversal of 144085801 is 108580441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140659600 + 3426201 = 11860^2 + 1851^2 .

It is an emirp because it is prime and its reverse (108580441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144085801 - 2³ = 144085793 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (144083801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72042900 + 72042901.

It is an arithmetic number, because the mean of its divisors is an integer number (72042901).

Almost surely, 2^144085801 is an apocalyptic number.

It is an amenable number.

144085801 is a deficient number, since it is larger than the sum of its proper divisors (1).

144085801 is an equidigital number, since it uses as much as digits as its factorization.

144085801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5120, while the sum is 31.

The square root of 144085801 is about 12003.5745092868. The cubic root of 144085801 is about 524.2523610577.

The spelling of 144085801 in words is "one hundred forty-four million, eighty-five thousand, eight hundred one".