1332142421 has 8 divisors (see below), whose sum is σ = 1403625600. Its totient is φ = 1260796320.

The previous prime is 1332142393. The next prime is 1332142489. The reversal of 1332142421 is 1242412331.

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 1332142421 - 2¹⁰ = 1332141397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332142621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14000 + ... + 53481.

It is an arithmetic number, because the mean of its divisors is an integer number (175453200).

Almost surely, 2^1332142421 is an apocalyptic number.

It is an amenable number.

1332142421 is a deficient number, since it is larger than the sum of its proper divisors (71483179).

1332142421 is a wasteful number, since it uses less digits than its factorization.

1332142421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68539.

The product of its digits is 1152, while the sum is 23.

The square root of 1332142421 is about 36498.5262853173. The cubic root of 1332142421 is about 1100.3146265296.

Adding to 1332142421 its reverse (1242412331), we get a palindrome (2574554752).

The spelling of 1332142421 in words is "one billion, three hundred thirty-two million, one hundred forty-two thousand, four hundred twenty-one".