1332709813 has 2 divisors, whose sum is σ = 1332709814. Its totient is φ = 1332709812.

The previous prime is 1332709811. The next prime is 1332709823. The reversal of 1332709813 is 3189072331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1198682884 + 134026929 = 34622^2 + 11577^2 .

It is a cyclic number.

It is not a de Polignac number, because 1332709813 - 2¹ = 1332709811 is a prime.

It is a super-2 number, since 2×1332709813² = 3552230891332989938, which contains 22 as substring.

Together with 1332709811, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1332709811) 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 as a sum of consecutive naturals, namely, 666354906 + 666354907.

It is an arithmetic number, because the mean of its divisors is an integer number (666354907).

Almost surely, 2^1332709813 is an apocalyptic number.

It is an amenable number.

1332709813 is a deficient number, since it is larger than the sum of its proper divisors (1).

1332709813 is an equidigital number, since it uses as much as digits as its factorization.

1332709813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 1332709813 is about 36506.2982648200. The cubic root of 1332709813 is about 1100.4708213156.

The spelling of 1332709813 in words is "one billion, three hundred thirty-two million, seven hundred nine thousand, eight hundred thirteen".