1031144011 has 4 divisors (see below), whose sum is σ = 1032211312. Its totient is φ = 1030076712.

The previous prime is 1031143987. The next prime is 1031144057. The reversal of 1031144011 is 1104411301.

1031144011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1031144011 - 2¹¹ = 1031141963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031144111) 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, 532200 + ... + 534133.

It is an arithmetic number, because the mean of its divisors is an integer number (258052828).

Almost surely, 2^1031144011 is an apocalyptic number.

1031144011 is a deficient number, since it is larger than the sum of its proper divisors (1067301).

1031144011 is an equidigital number, since it uses as much as digits as its factorization.

1031144011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067300.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1031144011 is about 32111.4311577669. The cubic root of 1031144011 is about 1010.2753916878.

Adding to 1031144011 its reverse (1104411301), we get a palindrome (2135555312).

The spelling of 1031144011 in words is "one billion, thirty-one million, one hundred forty-four thousand, eleven".