187871441363 has 2 divisors, whose sum is σ = 187871441364. Its totient is φ = 187871441362.

The previous prime is 187871441353. The next prime is 187871441377. The reversal of 187871441363 is 363144178781.

It is a weak prime.

It is an emirp because it is prime and its reverse (363144178781) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 187871441363 - 2⁴ = 187871441347 is a prime.

It is a super-2 number, since 2×187871441363² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (187871441353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93935720681 + 93935720682.

It is an arithmetic number, because the mean of its divisors is an integer number (93935720682).

Almost surely, 2^187871441363 is an apocalyptic number.

187871441363 is a deficient number, since it is larger than the sum of its proper divisors (1).

187871441363 is an equidigital number, since it uses as much as digits as its factorization.

187871441363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2709504, while the sum is 53.

The spelling of 187871441363 in words is "one hundred eighty-seven billion, eight hundred seventy-one million, four hundred forty-one thousand, three hundred sixty-three".