106424240509 has 2 divisors, whose sum is σ = 106424240510. Its totient is φ = 106424240508.

The previous prime is 106424240473. The next prime is 106424240609. The reversal of 106424240509 is 905042424601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75147256900 + 31276983609 = 274130^2 + 176853^2 .

It is a cyclic number.

It is not a de Polignac number, because 106424240509 - 2¹⁷ = 106424109437 is a prime.

It is a super-2 number, since 2×106424240509² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106424240609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53212120254 + 53212120255.

It is an arithmetic number, because the mean of its divisors is an integer number (53212120255).

Almost surely, 2^106424240509 is an apocalyptic number.

It is an amenable number.

106424240509 is a deficient number, since it is larger than the sum of its proper divisors (1).

106424240509 is an equidigital number, since it uses as much as digits as its factorization.

106424240509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 106424240509 in words is "one hundred six billion, four hundred twenty-four million, two hundred forty thousand, five hundred nine".