144213963 has 8 divisors (see below), whose sum is σ = 192340800. Its totient is φ = 96114888.

The previous prime is 144213931. The next prime is 144213973. The reversal of 144213963 is 369312441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 144213963 - 2⁵ = 144213931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144213973) 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 in 7 ways as a sum of consecutive naturals, for example, 16368 + ... + 23586.

It is an arithmetic number, because the mean of its divisors is an integer number (24042600).

Almost surely, 2^144213963 is an apocalyptic number.

144213963 is a deficient number, since it is larger than the sum of its proper divisors (48126837).

144213963 is an equidigital number, since it uses as much as digits as its factorization.

144213963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13881.

The product of its digits is 15552, while the sum is 33.

The square root of 144213963 is about 12008.9118158141. The cubic root of 144213963 is about 524.4077530053.

The spelling of 144213963 in words is "one hundred forty-four million, two hundred thirteen thousand, nine hundred sixty-three".