1124535231 has 12 divisors (see below), whose sum is σ = 1684489352. Its totient is φ = 749689992.

The previous prime is 1124535187. The next prime is 1124535241. The reversal of 1124535231 is 1325354211.

1124535231 is a `hidden beast` number, since 1 + 124 + 535 + 2 + 3 + 1 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1124535231 is a prime.

It is a super-2 number, since 2×1124535231² = 2529158971520446722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1124535195 and 1124535204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124535241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2313616 + ... + 2314101.

Almost surely, 2^1124535231 is an apocalyptic number.

1124535231 is a deficient number, since it is larger than the sum of its proper divisors (559954121).

1124535231 is an frugal number, since it uses more digits than its factorization.

1124535231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4627732 (or 4627720 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 1124535231 is about 33534.0905795878. The cubic root of 1124535231 is about 1039.8986683199.

Adding to 1124535231 its reverse (1325354211), we get a palindrome (2449889442).

The spelling of 1124535231 in words is "one billion, one hundred twenty-four million, five hundred thirty-five thousand, two hundred thirty-one".