1201432442 has 16 divisors (see below), whose sum is σ = 2060276352. Its totient is φ = 514730160.

The previous prime is 1201432433. The next prime is 1201432447. The reversal of 1201432442 is 2442341021.

It is not an unprimeable number, because it can be changed into a prime (1201432447) 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, 36092 + ... + 60872.

It is an arithmetic number, because the mean of its divisors is an integer number (128767272).

Almost surely, 2^1201432442 is an apocalyptic number.

1201432442 is a deficient number, since it is larger than the sum of its proper divisors (858843910).

1201432442 is a wasteful number, since it uses less digits than its factorization.

1201432442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28253.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1201432442 is about 34661.6855043144. The cubic root of 1201432442 is about 1063.0812334839.

Adding to 1201432442 its reverse (2442341021), we get a palindrome (3643773463).

The spelling of 1201432442 in words is "one billion, two hundred one million, four hundred thirty-two thousand, four hundred forty-two".