144535014 has 144 divisors (see below), whose sum is σ = 374446800. Its totient is φ = 39989376.

The previous prime is 144535009. The next prime is 144535019. The reversal of 144535014 is 410535441.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (144535009) and next prime (144535019).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144535019) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2449717 + ... + 2449775.

It is an arithmetic number, because the mean of its divisors is an integer number (2600325).

Almost surely, 2^144535014 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144535014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187223400).

144535014 is an abundant number, since it is smaller than the sum of its proper divisors (229911786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144535014 is a wasteful number, since it uses less digits than its factorization.

144535014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 144535014 is about 12022.2715823591. The cubic root of 144535014 is about 524.7966123733.

The spelling of 144535014 in words is "one hundred forty-four million, five hundred thirty-five thousand, fourteen".