144608431 has 12 divisors (see below), whose sum is σ = 159440400. Its totient is φ = 131056640.

The previous prime is 144608389. The next prime is 144608437. The reversal of 144608431 is 134806441.

It is not a de Polignac number, because 144608431 - 2¹⁵ = 144575663 is a prime.

It is a super-2 number, since 2×144608431² = 41823196632563522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144608393 and 144608402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144608437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41775 + ... + 45103.

It is an arithmetic number, because the mean of its divisors is an integer number (13286700).

Almost surely, 2^144608431 is an apocalyptic number.

144608431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

144608431 is a deficient number, since it is larger than the sum of its proper divisors (14831969).

144608431 is a wasteful number, since it uses less digits than its factorization.

144608431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3710 (or 3699 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 144608431 is about 12025.3245694243. The cubic root of 144608431 is about 524.8854546776.

The spelling of 144608431 in words is "one hundred forty-four million, six hundred eight thousand, four hundred thirty-one".