1123532760 has 192 divisors, whose sum is σ = 3959128800. Its totient is φ = 254306304.

The previous prime is 1123532749. The next prime is 1123532777. The reversal of 1123532760 is 672353211.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 640044 + ... + 641796.

Almost surely, 2^1123532760 is an apocalyptic number.

1123532760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123532760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1979564400).

1123532760 is an abundant number, since it is smaller than the sum of its proper divisors (2835596040).

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

1123532760 is a wasteful number, since it uses less digits than its factorization.

1123532760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1890 (or 1879 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 1123532760 is about 33519.1402037701. The cubic root of 1123532760 is about 1039.5895693093.

Adding to 1123532760 its reverse (672353211), we get a palindrome (1795885971).

The spelling of 1123532760 in words is "one billion, one hundred twenty-three million, five hundred thirty-two thousand, seven hundred sixty".