1231041134 has 16 divisors (see below), whose sum is σ = 1897779888. Its totient is φ = 598470912.

The previous prime is 1231041131. The next prime is 1231041137. The reversal of 1231041134 is 4311401321.

It is an interprime number because it is at equal distance from previous prime (1231041131) and next prime (1231041137).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1231041131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120677 + ... + 130479.

It is an arithmetic number, because the mean of its divisors is an integer number (118611243).

Almost surely, 2^1231041134 is an apocalyptic number.

1231041134 is a deficient number, since it is larger than the sum of its proper divisors (666738754).

1231041134 is a wasteful number, since it uses less digits than its factorization.

1231041134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11539.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1231041134 is about 35086.1957755468. The cubic root of 1231041134 is about 1071.7434917342.

Adding to 1231041134 its reverse (4311401321), we get a palindrome (5542442455).

The spelling of 1231041134 in words is "one billion, two hundred thirty-one million, forty-one thousand, one hundred thirty-four".