106803772187 has 8 divisors (see below), whose sum is σ = 127368473856. Its totient is φ = 87565825512.

The previous prime is 106803772183. The next prime is 106803772199. The reversal of 106803772187 is 781277308601.

It is a happy number.

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 106803772187 - 2² = 106803772183 is a prime.

It is a super-2 number, since 2×106803772187² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106803772183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331688573 + ... + 331688894.

It is an arithmetic number, because the mean of its divisors is an integer number (15921059232).

Almost surely, 2^106803772187 is an apocalyptic number.

106803772187 is a deficient number, since it is larger than the sum of its proper divisors (20564701669).

106803772187 is an equidigital number, since it uses as much as digits as its factorization.

106803772187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663377497.

The product of its (nonzero) digits is 790272, while the sum is 50.

The spelling of 106803772187 in words is "one hundred six billion, eight hundred three million, seven hundred seventy-two thousand, one hundred eighty-seven".