1336438013 has 2 divisors, whose sum is σ = 1336438014. Its totient is φ = 1336438012.

The previous prime is 1336437989. The next prime is 1336438043. The reversal of 1336438013 is 3108346331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1329185764 + 7252249 = 36458^2 + 2693^2 .

It is a cyclic number.

It is not a de Polignac number, because 1336438013 - 2¹⁰ = 1336436989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1336438043) 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, 668219006 + 668219007.

It is an arithmetic number, because the mean of its divisors is an integer number (668219007).

Almost surely, 2^1336438013 is an apocalyptic number.

It is an amenable number.

1336438013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1336438013 is an equidigital number, since it uses as much as digits as its factorization.

1336438013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 1336438013 is about 36557.3250252258. The cubic root of 1336438013 is about 1101.4960396164.

The spelling of 1336438013 in words is "one billion, three hundred thirty-six million, four hundred thirty-eight thousand, thirteen".