144129572 has 6 divisors (see below), whose sum is σ = 252226758. Its totient is φ = 72064784.

The previous prime is 144129563. The next prime is 144129581. The reversal of 144129572 is 275921441.

It is an interprime number because it is at equal distance from previous prime (144129563) and next prime (144129581).

It can be written as a sum of positive squares in only one way, i.e., 114361636 + 29767936 = 10694^2 + 5456^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18016193 + ... + 18016200.

It is an arithmetic number, because the mean of its divisors is an integer number (42037793).

Almost surely, 2^144129572 is an apocalyptic number.

It is an amenable number.

144129572 is a deficient number, since it is larger than the sum of its proper divisors (108097186).

144129572 is a wasteful number, since it uses less digits than its factorization.

144129572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36032397 (or 36032395 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 144129572 is about 12005.3976194044. The cubic root of 144129572 is about 524.3054422235.

It can be divided in two parts, 1441 and 29572, that added together give a palindrome (31013).

The spelling of 144129572 in words is "one hundred forty-four million, one hundred twenty-nine thousand, five hundred seventy-two".