144498817 has 2 divisors, whose sum is σ = 144498818. Its totient is φ = 144498816.

The previous prime is 144498787. The next prime is 144498841. The reversal of 144498817 is 718894441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130051216 + 14447601 = 11404^2 + 3801^2 .

It is a cyclic number.

It is not a de Polignac number, because 144498817 - 2⁷ = 144498689 is a prime.

It is a super-2 number, since 2×144498817² = 41759816228798978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144498917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72249408 + 72249409.

It is an arithmetic number, because the mean of its divisors is an integer number (72249409).

Almost surely, 2^144498817 is an apocalyptic number.

It is an amenable number.

144498817 is a deficient number, since it is larger than the sum of its proper divisors (1).

144498817 is an equidigital number, since it uses as much as digits as its factorization.

144498817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 258048, while the sum is 46.

The square root of 144498817 is about 12020.7660737575. The cubic root of 144498817 is about 524.7527991166.

The spelling of 144498817 in words is "one hundred forty-four million, four hundred ninety-eight thousand, eight hundred seventeen".