1333945265 has 8 divisors (see below), whose sum is σ = 1604433768. Its totient is φ = 1064689920.

The previous prime is 1333945253. The next prime is 1333945267. The reversal of 1333945265 is 5625493331.

It can be written as a sum of positive squares in 4 ways, for example, as 80856064 + 1253089201 = 8992^2 + 35399^2 .

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

It is not a de Polignac number, because 1333945265 - 2¹⁴ = 1333928881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1333945267) 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, 305906 + ... + 310235.

It is an arithmetic number, because the mean of its divisors is an integer number (200554221).

Almost surely, 2^1333945265 is an apocalyptic number.

It is an amenable number.

1333945265 is a deficient number, since it is larger than the sum of its proper divisors (270488503).

1333945265 is an equidigital number, since it uses as much as digits as its factorization.

1333945265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616579.

The product of its digits is 291600, while the sum is 41.

The square root of 1333945265 is about 36523.2154252607. The cubic root of 1333945265 is about 1100.8107700326.

The spelling of 1333945265 in words is "one billion, three hundred thirty-three million, nine hundred forty-five thousand, two hundred sixty-five".