144452501 has 2 divisors, whose sum is σ = 144452502. Its totient is φ = 144452500.

The previous prime is 144452449. The next prime is 144452549. The reversal of 144452501 is 105254441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81884401 + 62568100 = 9049^2 + 7910^2 .

It is a cyclic number.

It is not a de Polignac number, because 144452501 - 2¹⁸ = 144190357 is a prime.

It is a super-3 number, since 3×144452501³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144451501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72226250 + 72226251.

It is an arithmetic number, because the mean of its divisors is an integer number (72226251).

Almost surely, 2^144452501 is an apocalyptic number.

It is an amenable number.

144452501 is a deficient number, since it is larger than the sum of its proper divisors (1).

144452501 is an equidigital number, since it uses as much as digits as its factorization.

144452501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 144452501 is about 12018.8394198442. The cubic root of 144452501 is about 524.6967270362.

The spelling of 144452501 in words is "one hundred forty-four million, four hundred fifty-two thousand, five hundred one".