144434263 has 2 divisors, whose sum is σ = 144434264. Its totient is φ = 144434262.

The previous prime is 144434249. The next prime is 144434287. The reversal of 144434263 is 362434441.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144434263 is a prime.

It is a super-2 number, since 2×144434263² = 41722512656706338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144434203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72217131 + 72217132.

It is an arithmetic number, because the mean of its divisors is an integer number (72217132).

Almost surely, 2^144434263 is an apocalyptic number.

144434263 is a deficient number, since it is larger than the sum of its proper divisors (1).

144434263 is an equidigital number, since it uses as much as digits as its factorization.

144434263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 31.

The square root of 144434263 is about 12018.0806703899. The cubic root of 144434263 is about 524.6746440641.

The spelling of 144434263 in words is "one hundred forty-four million, four hundred thirty-four thousand, two hundred sixty-three".