144513403 has 2 divisors, whose sum is σ = 144513404. Its totient is φ = 144513402.

The previous prime is 144513401. The next prime is 144513431. The reversal of 144513403 is 304315441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144513403 - 2¹ = 144513401 is a prime.

Together with 144513401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (144513401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72256701 + 72256702.

It is an arithmetic number, because the mean of its divisors is an integer number (72256702).

Almost surely, 2^144513403 is an apocalyptic number.

144513403 is a deficient number, since it is larger than the sum of its proper divisors (1).

144513403 is an equidigital number, since it uses as much as digits as its factorization.

144513403 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 144513403 is about 12021.3727585497. The cubic root of 144513403 is about 524.7704550554.

Adding to 144513403 its reverse (304315441), we get a palindrome (448828844).

The spelling of 144513403 in words is "one hundred forty-four million, five hundred thirteen thousand, four hundred three".