144500471 has 2 divisors, whose sum is σ = 144500472. Its totient is φ = 144500470.

The previous prime is 144500437. The next prime is 144500479. The reversal of 144500471 is 174005441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144500471 - 2²² = 140306167 is a prime.

It is a super-3 number, since 3×144500471³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 144500471.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144500479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72250235 + 72250236.

It is an arithmetic number, because the mean of its divisors is an integer number (72250236).

Almost surely, 2^144500471 is an apocalyptic number.

144500471 is a deficient number, since it is larger than the sum of its proper divisors (1).

144500471 is an equidigital number, since it uses as much as digits as its factorization.

144500471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 144500471 is about 12020.8348711726. The cubic root of 144500471 is about 524.7548012964.

The spelling of 144500471 in words is "one hundred forty-four million, five hundred thousand, four hundred seventy-one".