1132421004 has 108 divisors (see below), whose sum is σ = 3381624792. Its totient is φ = 316742400.

The previous prime is 1132420999. The next prime is 1132421047. The reversal of 1132421004 is 4001242311.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 58464 + ... + 75384.

Almost surely, 2^1132421004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1132421004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1690812396).

1132421004 is an abundant number, since it is smaller than the sum of its proper divisors (2249203788).

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

1132421004 is a wasteful number, since it uses less digits than its factorization.

1132421004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16968 (or 16950 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1132421004 is about 33651.4636234444. The cubic root of 1132421004 is about 1042.3237622824.

Adding to 1132421004 its reverse (4001242311), we get a palindrome (5133663315).

The spelling of 1132421004 in words is "one billion, one hundred thirty-two million, four hundred twenty-one thousand, four".