1201134242 has 16 divisors (see below), whose sum is σ = 2246277312. Its totient is φ = 467974320.

The previous prime is 1201134241. The next prime is 1201134287. The reversal of 1201134242 is 2424311021.

It is not an unprimeable number, because it can be changed into a prime (1201134241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3899633 + ... + 3899940.

It is an arithmetic number, because the mean of its divisors is an integer number (140392332).

Almost surely, 2^1201134242 is an apocalyptic number.

1201134242 is a deficient number, since it is larger than the sum of its proper divisors (1045143070).

1201134242 is a wasteful number, since it uses less digits than its factorization.

1201134242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7799593.

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

The square root of 1201134242 is about 34657.3836577431. The cubic root of 1201134242 is about 1062.9932726342.

Adding to 1201134242 its reverse (2424311021), we get a palindrome (3625445263).

The spelling of 1201134242 in words is "one billion, two hundred one million, one hundred thirty-four thousand, two hundred forty-two".