106499851 has 4 divisors (see below), whose sum is σ = 107178352. Its totient is φ = 105821352.

The previous prime is 106499831. The next prime is 106499879. The reversal of 106499851 is 158994601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 158994601 = 163 ⋅975427.

It is a cyclic number.

It is not a de Polignac number, because 106499851 - 2²³ = 98111243 is a prime.

It is a super-2 number, since 2×106499851² = 22684436526044402, 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 = 106499798 and 106499807.

It is not an unprimeable number, because it can be changed into a prime (106499831) 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, 339015 + ... + 339328.

It is an arithmetic number, because the mean of its divisors is an integer number (26794588).

Almost surely, 2^106499851 is an apocalyptic number.

106499851 is a deficient number, since it is larger than the sum of its proper divisors (678501).

106499851 is an equidigital number, since it uses as much as digits as its factorization.

106499851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678500.

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 106499851 is about 10319.8765011990. The cubic root of 106499851 is about 474.0050843040.

The spelling of 106499851 in words is "one hundred six million, four hundred ninety-nine thousand, eight hundred fifty-one".