1132321421 has 8 divisors (see below), whose sum is σ = 1411725504. Its totient is φ = 882328320.

The previous prime is 1132321417. The next prime is 1132321429. The reversal of 1132321421 is 1241232311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1132321421 - 2² = 1132321417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1132321393 and 1132321402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132321429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7352660 + ... + 7352813.

It is an arithmetic number, because the mean of its divisors is an integer number (176465688).

Almost surely, 2^1132321421 is an apocalyptic number.

1132321421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1132321421 is a deficient number, since it is larger than the sum of its proper divisors (279404083).

1132321421 is a wasteful number, since it uses less digits than its factorization.

1132321421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14705491.

The product of its digits is 288, while the sum is 20.

The square root of 1132321421 is about 33649.9839673067. The cubic root of 1132321421 is about 1042.2932080481.

Adding to 1132321421 its reverse (1241232311), we get a palindrome (2373553732).

The spelling of 1132321421 in words is "one billion, one hundred thirty-two million, three hundred twenty-one thousand, four hundred twenty-one".