144451033 has 2 divisors, whose sum is σ = 144451034. Its totient is φ = 144451032.

The previous prime is 144451007. The next prime is 144451049. The reversal of 144451033 is 330154441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143352729 + 1098304 = 11973^2 + 1048^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144451033 is a prime.

It is a super-2 number, since 2×144451033² = 41732201869534178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 144450989 and 144451007.

It is not a weakly prime, because it can be changed into another prime (144451093) 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, 72225516 + 72225517.

It is an arithmetic number, because the mean of its divisors is an integer number (72225517).

Almost surely, 2^144451033 is an apocalyptic number.

It is an amenable number.

144451033 is a deficient number, since it is larger than the sum of its proper divisors (1).

144451033 is an equidigital number, since it uses as much as digits as its factorization.

144451033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 144451033 is about 12018.7783489005. The cubic root of 144451033 is about 524.6949496183.

The spelling of 144451033 in words is "one hundred forty-four million, four hundred fifty-one thousand, thirty-three".