105521115314 has 4 divisors (see below), whose sum is σ = 158281672974. Its totient is φ = 52760557656.

The previous prime is 105521115313. The next prime is 105521115331. The reversal of 105521115314 is 413511125501.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 94413009289 + 11108106025 = 307267^2 + 105395^2 .

It is a super-2 number, since 2×105521115314² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (105521115313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26380278827 + ... + 26380278830.

Almost surely, 2^105521115314 is an apocalyptic number.

105521115314 is a deficient number, since it is larger than the sum of its proper divisors (52760557660).

105521115314 is an equidigital number, since it uses as much as digits as its factorization.

105521115314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52760557659.

The product of its (nonzero) digits is 3000, while the sum is 29.

The spelling of 105521115314 in words is "one hundred five billion, five hundred twenty-one million, one hundred fifteen thousand, three hundred fourteen".