1124132240 has 80 divisors (see below), whose sum is σ = 3258541440. Its totient is φ = 350376960.

The previous prime is 1124132237. The next prime is 1124132267. The reversal of 1124132240 is 422314211.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85085 + ... + 97404.

It is an arithmetic number, because the mean of its divisors is an integer number (40731768).

Almost surely, 2^1124132240 is an apocalyptic number.

1124132240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1124132240 is an abundant number, since it is smaller than the sum of its proper divisors (2134409200).

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

1124132240 is a wasteful number, since it uses less digits than its factorization.

1124132240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182520 (or 182514 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1124132240 is about 33528.0813647307. The cubic root of 1124132240 is about 1039.7744333287.

Adding to 1124132240 its reverse (422314211), we get a palindrome (1546446451).

The spelling of 1124132240 in words is "one billion, one hundred twenty-four million, one hundred thirty-two thousand, two hundred forty".