1132421300 has 18 divisors (see below), whose sum is σ = 2457354438. Its totient is φ = 452968480.

The previous prime is 1132421293. The next prime is 1132421309. The reversal of 1132421300 is 31242311.

It can be written as a sum of positive squares in 3 ways, for example, as 14455204 + 1117966096 = 3802^2 + 33436^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132421309) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5662007 + ... + 5662206.

It is an arithmetic number, because the mean of its divisors is an integer number (136519691).

Almost surely, 2^1132421300 is an apocalyptic number.

1132421300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1132421300 is an abundant number, since it is smaller than the sum of its proper divisors (1324933138).

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

1132421300 is a wasteful number, since it uses less digits than its factorization.

1132421300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11324227 (or 11324220 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1132421300 is about 33651.4680214697. The cubic root of 1132421300 is about 1042.3238530990.

Adding to 1132421300 its reverse (31242311), we get a palindrome (1163663611).

The spelling of 1132421300 in words is "one billion, one hundred thirty-two million, four hundred twenty-one thousand, three hundred".