1330671733 has 4 divisors (see below), whose sum is σ = 1330768908. Its totient is φ = 1330574560.

The previous prime is 1330671701. The next prime is 1330671779. The reversal of 1330671733 is 3371760331.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 751691889 + 578979844 = 27417^2 + 24062^2 .

It is a cyclic number.

It is not a de Polignac number, because 1330671733 - 2⁵ = 1330671701 is a prime.

It is a super-2 number, since 2×1330671733² = 3541374522010446578, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330071733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23848 + ... + 56833.

It is an arithmetic number, because the mean of its divisors is an integer number (332692227).

Almost surely, 2^1330671733 is an apocalyptic number.

It is an amenable number.

1330671733 is a deficient number, since it is larger than the sum of its proper divisors (97175).

1330671733 is an equidigital number, since it uses as much as digits as its factorization.

1330671733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97174.

The product of its (nonzero) digits is 23814, while the sum is 34.

The square root of 1330671733 is about 36478.3734971832. The cubic root of 1330671733 is about 1099.9095608841.

The spelling of 1330671733 in words is "one billion, three hundred thirty million, six hundred seventy-one thousand, seven hundred thirty-three".