2187327512963 has 2 divisors, whose sum is σ = 2187327512964. Its totient is φ = 2187327512962.

The previous prime is 2187327512917. The next prime is 2187327513001. The reversal of 2187327512963 is 3692157237812.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2187327512963 - 2³⁰ = 2186253771139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2187327512899 and 2187327512908.

It is not a weakly prime, because it can be changed into another prime (2187327512263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1093663756481 + 1093663756482.

It is an arithmetic number, because the mean of its divisors is an integer number (1093663756482).

Almost surely, 2^{2187327512963} is an apocalyptic number.

2187327512963 is a deficient number, since it is larger than the sum of its proper divisors (1).

2187327512963 is an equidigital number, since it uses as much as digits as its factorization.

2187327512963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7620480, while the sum is 56.

The spelling of 2187327512963 in words is "two trillion, one hundred eighty-seven billion, three hundred twenty-seven million, five hundred twelve thousand, nine hundred sixty-three".