144145542 has 16 divisors (see below), whose sum is σ = 292594752. Its totient is φ = 47331240.

The previous prime is 144145541. The next prime is 144145543. The reversal of 144145542 is 245541441.

144145542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (144145541) and next prime (144145543).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144145541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178884 + ... + 179687.

It is an arithmetic number, because the mean of its divisors is an integer number (18287172).

Almost surely, 2^144145542 is an apocalyptic number.

144145542 is an abundant number, since it is smaller than the sum of its proper divisors (148449210).

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

144145542 is a wasteful number, since it uses less digits than its factorization.

144145542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358643.

The product of its digits is 12800, while the sum is 30.

The square root of 144145542 is about 12006.0627184769. The cubic root of 144145542 is about 524.3248063936.

Adding to 144145542 its reverse (245541441), we get a palindrome (389686983).

The spelling of 144145542 in words is "one hundred forty-four million, one hundred forty-five thousand, five hundred forty-two".