1827561879103 has 2 divisors, whose sum is σ = 1827561879104. Its totient is φ = 1827561879102.

The previous prime is 1827561879079. The next prime is 1827561879119. The reversal of 1827561879103 is 3019781657281.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1827561879103 - 2³³ = 1818971944511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1827561879173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 913780939551 + 913780939552.

It is an arithmetic number, because the mean of its divisors is an integer number (913780939552).

Almost surely, 2^{1827561879103} is an apocalyptic number.

1827561879103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1827561879103 is an equidigital number, since it uses as much as digits as its factorization.

1827561879103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5080320, while the sum is 58.

The spelling of 1827561879103 in words is "one trillion, eight hundred twenty-seven billion, five hundred sixty-one million, eight hundred seventy-nine thousand, one hundred three".