105513027 has 4 divisors (see below), whose sum is σ = 140684040. Its totient is φ = 70342016.

The previous prime is 105513019. The next prime is 105513041. The reversal of 105513027 is 720315501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 105513027 - 2³ = 105513019 is a prime.

It is a super-3 number, since 3×105513027³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 105512988 and 105513006.

It is not an unprimeable number, because it can be changed into a prime (105513017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17585502 + ... + 17585507.

It is an arithmetic number, because the mean of its divisors is an integer number (35171010).

Almost surely, 2^105513027 is an apocalyptic number.

105513027 is a deficient number, since it is larger than the sum of its proper divisors (35171013).

105513027 is an equidigital number, since it uses as much as digits as its factorization.

105513027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35171012.

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 105513027 is about 10271.9534169504. The cubic root of 105513027 is about 472.5365006376.

Adding to 105513027 its reverse (720315501), we get a palindrome (825828528).

The spelling of 105513027 in words is "one hundred five million, five hundred thirteen thousand, twenty-seven".