147238132 has 6 divisors (see below), whose sum is σ = 257666738. Its totient is φ = 73619064.

The previous prime is 147238097. The next prime is 147238151. The reversal of 147238132 is 231832741.

147238132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 135582736 + 11655396 = 11644^2 + 3414^2 .

It is a junction number, because it is equal to n+sod(n) for n = 147238094 and 147238103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18404763 + ... + 18404770.

Almost surely, 2^147238132 is an apocalyptic number.

It is an amenable number.

147238132 is a deficient number, since it is larger than the sum of its proper divisors (110428606).

147238132 is a wasteful number, since it uses less digits than its factorization.

147238132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36809537 (or 36809535 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 147238132 is about 12134.1720772371. The cubic root of 147238132 is about 528.0480376021.

The spelling of 147238132 in words is "one hundred forty-seven million, two hundred thirty-eight thousand, one hundred thirty-two".