1333421433 has 24 divisors (see below), whose sum is σ = 2004912000. Its totient is φ = 885599568.

The previous prime is 1333421377. The next prime is 1333421437. The reversal of 1333421433 is 3341243331.

It is not a de Polignac number, because 1333421433 - 2¹⁴ = 1333405049 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1333421397 and 1333421406.

It is not an unprimeable number, because it can be changed into a prime (1333421437) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 55168 + ... + 75566.

It is an arithmetic number, because the mean of its divisors is an integer number (83538000).

Almost surely, 2^1333421433 is an apocalyptic number.

It is an amenable number.

1333421433 is a deficient number, since it is larger than the sum of its proper divisors (671490567).

1333421433 is an equidigital number, since it uses as much as digits as its factorization.

1333421433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20683 (or 20671 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

The square root of 1333421433 is about 36516.0435014529. The cubic root of 1333421433 is about 1100.6666573218. Note that the first 4 decimals are identical.

Adding to 1333421433 its reverse (3341243331), we get a palindrome (4674664764).

The spelling of 1333421433 in words is "one billion, three hundred thirty-three million, four hundred twenty-one thousand, four hundred thirty-three".