144052503 has 12 divisors (see below), whose sum is σ = 223428600. Its totient is φ = 82315632.

The previous prime is 144052499. The next prime is 144052523. The reversal of 144052503 is 305250441.

It is not a de Polignac number, because 144052503 - 2² = 144052499 is a prime.

It is a super-2 number, since 2×144052503² = 41502247241130018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144052523) 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 11 ways as a sum of consecutive naturals, for example, 489828 + ... + 490121.

It is an arithmetic number, because the mean of its divisors is an integer number (18619050).

Almost surely, 2^144052503 is an apocalyptic number.

144052503 is a deficient number, since it is larger than the sum of its proper divisors (79376097).

144052503 is an equidigital number, since it uses as much as digits as its factorization.

144052503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979966 (or 979959 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 144052503 is about 12002.1874256320. The cubic root of 144052503 is about 524.2119733168.

The spelling of 144052503 in words is "one hundred forty-four million, fifty-two thousand, five hundred three".