1628847013 has 2 divisors, whose sum is σ = 1628847014. Its totient is φ = 1628847012.

The previous prime is 1628847007. The next prime is 1628847037. The reversal of 1628847013 is 3107488261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 998686404 + 630160609 = 31602^2 + 25103^2 .

It is an emirp because it is prime and its reverse (3107488261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1628847013 - 2¹⁷ = 1628715941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1628847053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 814423506 + 814423507.

It is an arithmetic number, because the mean of its divisors is an integer number (814423507).

Almost surely, 2^1628847013 is an apocalyptic number.

It is an amenable number.

1628847013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1628847013 is an equidigital number, since it uses as much as digits as its factorization.

1628847013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 1628847013 is about 40358.9768576955. The cubic root of 1628847013 is about 1176.5943680973.

The spelling of 1628847013 in words is "one billion, six hundred twenty-eight million, eight hundred forty-seven thousand, thirteen".