387055241 has 2 divisors, whose sum is σ = 387055242. Its totient is φ = 387055240.

The previous prime is 387055219. The next prime is 387055313. The reversal of 387055241 is 142550783.

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., 337493641 + 49561600 = 18371^2 + 7040^2 .

It is an emirp because it is prime and its reverse (142550783) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 387055241 - 2⁶ = 387055177 is a prime.

It is not a weakly prime, because it can be changed into another prime (387051241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193527620 + 193527621.

It is an arithmetic number, because the mean of its divisors is an integer number (193527621).

Almost surely, 2^387055241 is an apocalyptic number.

It is an amenable number.

387055241 is a deficient number, since it is larger than the sum of its proper divisors (1).

387055241 is an equidigital number, since it uses as much as digits as its factorization.

387055241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 387055241 is about 19673.7195517269. The cubic root of 387055241 is about 728.7708351183.

The spelling of 387055241 in words is "three hundred eighty-seven million, fifty-five thousand, two hundred forty-one".