105151323 has 4 divisors (see below), whose sum is σ = 140201768. Its totient is φ = 70100880.

The previous prime is 105151313. The next prime is 105151327. The reversal of 105151323 is 323151501.

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

It is not a de Polignac number, because 105151323 - 2⁶ = 105151259 is a prime.

It is a super-2 number, since 2×105151323² = 22113601457300658, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 105151323.

It is not an unprimeable number, because it can be changed into a prime (105151327) 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, 17525218 + ... + 17525223.

It is an arithmetic number, because the mean of its divisors is an integer number (35050442).

Almost surely, 2^105151323 is an apocalyptic number.

105151323 is a deficient number, since it is larger than the sum of its proper divisors (35050445).

105151323 is an equidigital number, since it uses as much as digits as its factorization.

105151323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35050444.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 105151323 is about 10254.3319138791. The cubic root of 105151323 is about 471.9959227719.

The spelling of 105151323 in words is "one hundred five million, one hundred fifty-one thousand, three hundred twenty-three".