105308750 has 20 divisors (see below), whose sum is σ = 197393064. Its totient is φ = 42123000.

The previous prime is 105308747. The next prime is 105308779. The reversal of 105308750 is 57803501.

It is a super-2 number, since 2×105308750² = 22179865653125000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 40874 + ... + 43373.

Almost surely, 2^105308750 is an apocalyptic number.

105308750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105308750 is a deficient number, since it is larger than the sum of its proper divisors (92084314).

105308750 is an frugal number, since it uses more digits than its factorization.

105308750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84269 (or 84254 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 105308750 is about 10262.0051646839. The cubic root of 105308750 is about 472.2313544306.

The spelling of 105308750 in words is "one hundred five million, three hundred eight thousand, seven hundred fifty".