105428699 has 8 divisors (see below), whose sum is σ = 106295280. Its totient is φ = 104565600.

The previous prime is 105428683. The next prime is 105428723. The reversal of 105428699 is 996824501.

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 105428699 - 2⁴ = 105428683 is a prime.

It is a super-2 number, since 2×105428699² = 22230421145665202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105428629) 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, 111569 + ... + 112509.

It is an arithmetic number, because the mean of its divisors is an integer number (13286910).

Almost surely, 2^105428699 is an apocalyptic number.

105428699 is a deficient number, since it is larger than the sum of its proper divisors (866581).

105428699 is an equidigital number, since it uses as much as digits as its factorization.

105428699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1741.

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 105428699 is about 10267.8478270765. The cubic root of 105428699 is about 472.4105803930.

The spelling of 105428699 in words is "one hundred five million, four hundred twenty-eight thousand, six hundred ninety-nine".