1330225733 has 4 divisors (see below), whose sum is σ = 1330416780. Its totient is φ = 1330034688.

The previous prime is 1330225727. The next prime is 1330225763. The reversal of 1330225733 is 3375220331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1157224324 + 173001409 = 34018^2 + 13153^2 .

It is a cyclic number.

It is not a de Polignac number, because 1330225733 - 2⁶ = 1330225669 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1330225696 and 1330225705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330225703) 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, 84668 + ... + 99141.

It is an arithmetic number, because the mean of its divisors is an integer number (332604195).

Almost surely, 2^1330225733 is an apocalyptic number.

It is an amenable number.

1330225733 is a deficient number, since it is larger than the sum of its proper divisors (191047).

1330225733 is an equidigital number, since it uses as much as digits as its factorization.

1330225733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191046.

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 1330225733 is about 36472.2597736965. The cubic root of 1330225733 is about 1099.7866619329.

The spelling of 1330225733 in words is "one billion, three hundred thirty million, two hundred twenty-five thousand, seven hundred thirty-three".