1131234524 has 24 divisors (see below), whose sum is σ = 2272448640. Its totient is φ = 482676336.

The previous prime is 1131234463. The next prime is 1131234527. The reversal of 1131234524 is 4254321311.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1131234493 and 1131234502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131234527) 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, 82634 + ... + 95345.

It is an arithmetic number, because the mean of its divisors is an integer number (94685360).

Almost surely, 2^1131234524 is an apocalyptic number.

1131234524 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1131234524 is an abundant number, since it is smaller than the sum of its proper divisors (1141214116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131234524 is a wasteful number, since it uses less digits than its factorization.

1131234524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178217 (or 178215 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 1131234524 is about 33633.8300524933. The cubic root of 1131234524 is about 1041.9596078276.

Adding to 1131234524 its reverse (4254321311), we get a palindrome (5385555835).

The spelling of 1131234524 in words is "one billion, one hundred thirty-one million, two hundred thirty-four thousand, five hundred twenty-four".