144628303 has 2 divisors, whose sum is σ = 144628304. Its totient is φ = 144628302.

The previous prime is 144628219. The next prime is 144628321. The reversal of 144628303 is 303826441.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144628303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144628343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72314151 + 72314152.

It is an arithmetic number, because the mean of its divisors is an integer number (72314152).

Almost surely, 2^144628303 is an apocalyptic number.

144628303 is a deficient number, since it is larger than the sum of its proper divisors (1).

144628303 is an equidigital number, since it uses as much as digits as its factorization.

144628303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 144628303 is about 12026.1507973250. The cubic root of 144628303 is about 524.9094967198.

The spelling of 144628303 in words is "one hundred forty-four million, six hundred twenty-eight thousand, three hundred three".