105525231315 has 16 divisors (see below), whose sum is σ = 192960423168. Its totient is φ = 48240105696.

The previous prime is 105525231283. The next prime is 105525231359. The reversal of 105525231315 is 513132525501.

It is a happy number.

It is not a de Polignac number, because 105525231315 - 2⁵ = 105525231283 is a prime.

It is a super-2 number, since 2×105525231315² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 502500997 + ... + 502501206.

It is an arithmetic number, because the mean of its divisors is an integer number (12060026448).

Almost surely, 2^105525231315 is an apocalyptic number.

105525231315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

105525231315 is a deficient number, since it is larger than the sum of its proper divisors (87435191853).

105525231315 is a wasteful number, since it uses less digits than its factorization.

105525231315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005002218.

The product of its (nonzero) digits is 22500, while the sum is 33.

Adding to 105525231315 its reverse (513132525501), we get a palindrome (618657756816).

The spelling of 105525231315 in words is "one hundred five billion, five hundred twenty-five million, two hundred thirty-one thousand, three hundred fifteen".