106023691 has 4 divisors (see below), whose sum is σ = 108024192. Its totient is φ = 104023192.

The previous prime is 106023677. The next prime is 106023707. The reversal of 106023691 is 196320601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 106023691 - 2⁹ = 106023179 is a prime.

It is a super-2 number, since 2×106023691² = 22482046106526962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106023641) 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, 1000171 + ... + 1000276.

It is an arithmetic number, because the mean of its divisors is an integer number (27006048).

Almost surely, 2^106023691 is an apocalyptic number.

106023691 is a deficient number, since it is larger than the sum of its proper divisors (2000501).

106023691 is an equidigital number, since it uses as much as digits as its factorization.

106023691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000500.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 106023691 is about 10296.7806133762. The cubic root of 106023691 is about 473.2976045349.

The spelling of 106023691 in words is "one hundred six million, twenty-three thousand, six hundred ninety-one".