106057643 has 4 divisors (see below), whose sum is σ = 106461168. Its totient is φ = 105654120.

The previous prime is 106057621. The next prime is 106057657. The reversal of 106057643 is 346750601.

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 106057643 - 2¹² = 106053547 is a prime.

It is a super-2 number, since 2×106057643² = 22496447277430898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106057663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201368 + ... + 201893.

It is an arithmetic number, because the mean of its divisors is an integer number (26615292).

Almost surely, 2^106057643 is an apocalyptic number.

106057643 is a deficient number, since it is larger than the sum of its proper divisors (403525).

106057643 is an equidigital number, since it uses as much as digits as its factorization.

106057643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403524.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 106057643 is about 10298.4291520600. The cubic root of 106057643 is about 473.3481205568.

The spelling of 106057643 in words is "one hundred six million, fifty-seven thousand, six hundred forty-three".