105615034543 has 2 divisors, whose sum is σ = 105615034544. Its totient is φ = 105615034542.

The previous prime is 105615034537. The next prime is 105615034559. The reversal of 105615034543 is 345430516501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105615034543 - 2²⁵ = 105581480111 is a prime.

It is a super-2 number, since 2×105615034543² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105615034523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52807517271 + 52807517272.

It is an arithmetic number, because the mean of its divisors is an integer number (52807517272).

Almost surely, 2^105615034543 is an apocalyptic number.

105615034543 is a deficient number, since it is larger than the sum of its proper divisors (1).

105615034543 is an equidigital number, since it uses as much as digits as its factorization.

105615034543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 105615034543 in words is "one hundred five billion, six hundred fifteen million, thirty-four thousand, five hundred forty-three".