1436839013 has 2 divisors, whose sum is σ = 1436839014. Its totient is φ = 1436839012.

The previous prime is 1436839009. The next prime is 1436839043. The reversal of 1436839013 is 3109386341.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 980503969 + 456335044 = 31313^2 + 21362^2 .

It is an emirp because it is prime and its reverse (3109386341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1436839013 - 2² = 1436839009 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1436839043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 718419506 + 718419507.

It is an arithmetic number, because the mean of its divisors is an integer number (718419507).

Almost surely, 2^1436839013 is an apocalyptic number.

It is an amenable number.

1436839013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1436839013 is an equidigital number, since it uses as much as digits as its factorization.

1436839013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 1436839013 is about 37905.6593795702. The cubic root of 1436839013 is about 1128.4163508077.

The spelling of 1436839013 in words is "one billion, four hundred thirty-six million, eight hundred thirty-nine thousand, thirteen".