105345223517 has 16 divisors (see below), whose sum is σ = 109770101760. Its totient is φ = 101014830000.

The previous prime is 105345223513. The next prime is 105345223541. The reversal of 105345223517 is 715322543501.

It is a cyclic number.

It is not a de Polignac number, because 105345223517 - 2² = 105345223513 is a prime.

It is a super-2 number, since 2×105345223517² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105345223513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1877642 + ... + 1932932.

It is an arithmetic number, because the mean of its divisors is an integer number (6860631360).

Almost surely, 2^105345223517 is an apocalyptic number.

It is an amenable number.

105345223517 is a deficient number, since it is larger than the sum of its proper divisors (4424878243).

105345223517 is an equidigital number, since it uses as much as digits as its factorization.

105345223517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56144.

The product of its (nonzero) digits is 126000, while the sum is 38.

The spelling of 105345223517 in words is "one hundred five billion, three hundred forty-five million, two hundred twenty-three thousand, five hundred seventeen".