1333943345 has 16 divisors (see below), whose sum is σ = 1830290688. Its totient is φ = 914262720.

The previous prime is 1333943333. The next prime is 1333943353. The reversal of 1333943345 is 5433493331.

It is not a de Polignac number, because 1333943345 - 2⁴ = 1333943329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1333943299 and 1333943308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75332 + ... + 91338.

It is an arithmetic number, because the mean of its divisors is an integer number (114393168).

Almost surely, 2^1333943345 is an apocalyptic number.

It is an amenable number.

1333943345 is a deficient number, since it is larger than the sum of its proper divisors (496347343).

1333943345 is a wasteful number, since it uses less digits than its factorization.

1333943345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18400.

The product of its digits is 174960, while the sum is 38.

The square root of 1333943345 is about 36523.1891405994. The cubic root of 1333943345 is about 1100.8102418856.

The spelling of 1333943345 in words is "one billion, three hundred thirty-three million, nine hundred forty-three thousand, three hundred forty-five".