106442653 has 2 divisors, whose sum is σ = 106442654. Its totient is φ = 106442652.

The previous prime is 106442647. The next prime is 106442657. The reversal of 106442653 is 356244601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99141849 + 7300804 = 9957^2 + 2702^2 .

It is an emirp because it is prime and its reverse (356244601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106442653 - 2¹⁷ = 106311581 is a prime.

It is a super-2 number, since 2×106442653² = 22660076755356818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106442657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53221326 + 53221327.

It is an arithmetic number, because the mean of its divisors is an integer number (53221327).

Almost surely, 2^106442653 is an apocalyptic number.

It is an amenable number.

106442653 is a deficient number, since it is larger than the sum of its proper divisors (1).

106442653 is an equidigital number, since it uses as much as digits as its factorization.

106442653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 106442653 is about 10317.1048749152. The cubic root of 106442653 is about 473.9202109521.

The spelling of 106442653 in words is "one hundred six million, four hundred forty-two thousand, six hundred fifty-three".