105251323 has 4 divisors (see below), whose sum is σ = 106733808. Its totient is φ = 103768840.

The previous prime is 105251309. The next prime is 105251383. The reversal of 105251323 is 323152501.

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 105251323 - 2⁹ = 105250811 is a prime.

It is a super-2 number, since 2×105251323² = 22155681986500658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 105251294 and 105251303.

It is not an unprimeable number, because it can be changed into a prime (105251303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 741136 + ... + 741277.

It is an arithmetic number, because the mean of its divisors is an integer number (26683452).

Almost surely, 2^105251323 is an apocalyptic number.

105251323 is a deficient number, since it is larger than the sum of its proper divisors (1482485).

105251323 is an equidigital number, since it uses as much as digits as its factorization.

105251323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482484.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 105251323 is about 10259.2067432136. The cubic root of 105251323 is about 472.1454997067.

The spelling of 105251323 in words is "one hundred five million, two hundred fifty-one thousand, three hundred twenty-three".