144729763 has 4 divisors (see below), whose sum is σ = 144768960. Its totient is φ = 144690568.

The previous prime is 144729751. The next prime is 144729791. The reversal of 144729763 is 367927441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144729763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144729733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13408 + ... + 21661.

It is an arithmetic number, because the mean of its divisors is an integer number (36192240).

Almost surely, 2^144729763 is an apocalyptic number.

144729763 is a deficient number, since it is larger than the sum of its proper divisors (39197).

144729763 is an equidigital number, since it uses as much as digits as its factorization.

144729763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39196.

The product of its digits is 254016, while the sum is 43.

The square root of 144729763 is about 12030.3683651000. The cubic root of 144729763 is about 525.0322132917.

The spelling of 144729763 in words is "one hundred forty-four million, seven hundred twenty-nine thousand, seven hundred sixty-three".