105044250511 has 4 divisors (see below), whose sum is σ = 105198049512. Its totient is φ = 104890451512.

The previous prime is 105044250439. The next prime is 105044250527. The reversal of 105044250511 is 115052440501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 115052440501 = 647 ⋅177824483.

It is a cyclic number.

It is not a de Polignac number, because 105044250511 - 2¹³ = 105044242319 is a prime.

It is a super-2 number, since 2×105044250511² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 105044250511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105044250211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76898476 + ... + 76899841.

It is an arithmetic number, because the mean of its divisors is an integer number (26299512378).

Almost surely, 2^105044250511 is an apocalyptic number.

105044250511 is a deficient number, since it is larger than the sum of its proper divisors (153799001).

105044250511 is an equidigital number, since it uses as much as digits as its factorization.

105044250511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153799000.

The product of its (nonzero) digits is 4000, while the sum is 28.

The spelling of 105044250511 in words is "one hundred five billion, forty-four million, two hundred fifty thousand, five hundred eleven".