144212132 has 6 divisors (see below), whose sum is σ = 252371238. Its totient is φ = 72106064.

The previous prime is 144212119. The next prime is 144212141. The reversal of 144212132 is 231212441.

It can be written as a sum of positive squares in only one way, i.e., 136282276 + 7929856 = 11674^2 + 2816^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18026513 + ... + 18026520.

It is an arithmetic number, because the mean of its divisors is an integer number (42061873).

Almost surely, 2^144212132 is an apocalyptic number.

It is an amenable number.

144212132 is a deficient number, since it is larger than the sum of its proper divisors (108159106).

144212132 is a wasteful number, since it uses less digits than its factorization.

144212132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36053037 (or 36053035 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 144212132 is about 12008.8355805215. The cubic root of 144212132 is about 524.4055336301.

Adding to 144212132 its reverse (231212441), we get a palindrome (375424573).

The spelling of 144212132 in words is "one hundred forty-four million, two hundred twelve thousand, one hundred thirty-two".