105516185963 has 2 divisors, whose sum is σ = 105516185964. Its totient is φ = 105516185962.

The previous prime is 105516185903. The next prime is 105516185977. The reversal of 105516185963 is 369581615501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105516185963 - 2⁶ = 105516185899 is a prime.

It is a super-2 number, since 2×105516185963² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105516185903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52758092981 + 52758092982.

It is an arithmetic number, because the mean of its divisors is an integer number (52758092982).

Almost surely, 2^105516185963 is an apocalyptic number.

105516185963 is a deficient number, since it is larger than the sum of its proper divisors (1).

105516185963 is an equidigital number, since it uses as much as digits as its factorization.

105516185963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972000, while the sum is 50.

The spelling of 105516185963 in words is "one hundred five billion, five hundred sixteen million, one hundred eighty-five thousand, nine hundred sixty-three".