1201432132 has 6 divisors (see below), whose sum is σ = 2102506238. Its totient is φ = 600716064.

The previous prime is 1201432123. The next prime is 1201432139. The reversal of 1201432132 is 2312341021.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1159130116 + 42302016 = 34046^2 + 6504^2 .

It is not an unprimeable number, because it can be changed into a prime (1201432139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150179013 + ... + 150179020.

Almost surely, 2^1201432132 is an apocalyptic number.

It is an amenable number.

1201432132 is a deficient number, since it is larger than the sum of its proper divisors (901074106).

1201432132 is a wasteful number, since it uses less digits than its factorization.

1201432132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300358037 (or 300358035 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1201432132 is about 34661.6810325177. The cubic root of 1201432132 is about 1063.0811420499.

Adding to 1201432132 its reverse (2312341021), we get a palindrome (3513773153).

The spelling of 1201432132 in words is "one billion, two hundred one million, four hundred thirty-two thousand, one hundred thirty-two".