106681043 has 8 divisors (see below), whose sum is σ = 122173440. Its totient is φ = 91251720.

The previous prime is 106681039. The next prime is 106681073. The reversal of 106681043 is 340186601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 106681043 - 2² = 106681039 is a prime.

It is a super-2 number, since 2×106681043² = 22761689871135698, 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 = 106680997 and 106681015.

It is not an unprimeable number, because it can be changed into a prime (106681073) 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, 12083 + ... + 18956.

It is an arithmetic number, because the mean of its divisors is an integer number (15271680).

Almost surely, 2^106681043 is an apocalyptic number.

106681043 is a deficient number, since it is larger than the sum of its proper divisors (15492397).

106681043 is an equidigital number, since it uses as much as digits as its factorization.

106681043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31537.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 106681043 is about 10328.6515576817. The cubic root of 106681043 is about 474.2737459264.

It can be divided in two parts, 10668 and 1043, that added together give a palindrome (11711).

The spelling of 106681043 in words is "one hundred six million, six hundred eighty-one thousand, forty-three".