1487308013 has 2 divisors, whose sum is σ = 1487308014. Its totient is φ = 1487308012.

The previous prime is 1487307979. The next prime is 1487308063. The reversal of 1487308013 is 3108037841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1134544489 + 352763524 = 33683^2 + 18782^2 .

It is a cyclic number.

It is not a de Polignac number, because 1487308013 - 2²⁴ = 1470530797 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1487308063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 743654006 + 743654007.

It is an arithmetic number, because the mean of its divisors is an integer number (743654007).

Almost surely, 2^1487308013 is an apocalyptic number.

It is an amenable number.

1487308013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1487308013 is an equidigital number, since it uses as much as digits as its factorization.

1487308013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 1487308013 is about 38565.6325372734. The cubic root of 1487308013 is about 1141.4764938096.

The spelling of 1487308013 in words is "one billion, four hundred eighty-seven million, three hundred eight thousand, thirteen".