1031135242 has 8 divisors (see below), whose sum is σ = 1553517216. Its totient is φ = 513296172.

The previous prime is 1031135213. The next prime is 1031135243. The reversal of 1031135242 is 2425311301.

It is a happy number.

1031135242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1031135243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1135158 + ... + 1136065.

It is an arithmetic number, because the mean of its divisors is an integer number (194189652).

Almost surely, 2^1031135242 is an apocalyptic number.

1031135242 is a deficient number, since it is larger than the sum of its proper divisors (522381974).

1031135242 is a wasteful number, since it uses less digits than its factorization.

1031135242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2271452.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1031135242 is about 32111.2946173149. The cubic root of 1031135242 is about 1010.2725278363.

Adding to 1031135242 its reverse (2425311301), we get a palindrome (3456446543).

The spelling of 1031135242 in words is "one billion, thirty-one million, one hundred thirty-five thousand, two hundred forty-two".