1124321140 has 12 divisors (see below), whose sum is σ = 2361074436. Its totient is φ = 449728448.

The previous prime is 1124321137. The next prime is 1124321141. The reversal of 1124321140 is 411234211.

It can be written as a sum of positive squares in 2 ways, for example, as 725440356 + 398880784 = 26934^2 + 19972^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124321141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28108009 + ... + 28108048.

It is an arithmetic number, because the mean of its divisors is an integer number (196756203).

Almost surely, 2^1124321140 is an apocalyptic number.

1124321140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1124321140 is an abundant number, since it is smaller than the sum of its proper divisors (1236753296).

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

1124321140 is a wasteful number, since it uses less digits than its factorization.

1124321140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56216066 (or 56216064 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1124321140 is about 33530.8982879970. The cubic root of 1124321140 is about 1039.8326715509.

Adding to 1124321140 its reverse (411234211), we get a palindrome (1535555351).

The spelling of 1124321140 in words is "one billion, one hundred twenty-four million, three hundred twenty-one thousand, one hundred forty".