387573487013 has 2 divisors, whose sum is σ = 387573487014. Its totient is φ = 387573487012.

The previous prime is 387573487003. The next prime is 387573487061. The reversal of 387573487013 is 310784375783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 371029610884 + 16543876129 = 609122^2 + 128623^2 .

It is a cyclic number.

It is not a de Polignac number, because 387573487013 - 2¹⁰ = 387573485989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 387573487013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (387573487003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193786743506 + 193786743507.

It is an arithmetic number, because the mean of its divisors is an integer number (193786743507).

Almost surely, 2^387573487013 is an apocalyptic number.

It is an amenable number.

387573487013 is a deficient number, since it is larger than the sum of its proper divisors (1).

387573487013 is an equidigital number, since it uses as much as digits as its factorization.

387573487013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11854080, while the sum is 56.

The spelling of 387573487013 in words is "three hundred eighty-seven billion, five hundred seventy-three million, four hundred eighty-seven thousand, thirteen".