105440313 has 8 divisors (see below), whose sum is σ = 153367776. Its totient is φ = 63903200.

The previous prime is 105440311. The next prime is 105440371. The reversal of 105440313 is 313044501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 105440313 - 2¹ = 105440311 is a prime.

It is a super-2 number, since 2×105440313² = 22235319211075938, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105440313.

It is not an unprimeable number, because it can be changed into a prime (105440311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1597548 + ... + 1597613.

It is an arithmetic number, because the mean of its divisors is an integer number (19170972).

Almost surely, 2^105440313 is an apocalyptic number.

It is an amenable number.

105440313 is a deficient number, since it is larger than the sum of its proper divisors (47927463).

105440313 is a wasteful number, since it uses less digits than its factorization.

105440313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3195175.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 105440313 is about 10268.4133633196. The cubic root of 105440313 is about 472.4279266345.

Adding to 105440313 its reverse (313044501), we get a palindrome (418484814).

The spelling of 105440313 in words is "one hundred five million, four hundred forty thousand, three hundred thirteen".