101050609 has 12 divisors (see below), whose sum is σ = 113786820. Its totient is φ = 89619200.

The previous prime is 101050597. The next prime is 101050613. The reversal of 101050609 is 906050101.

It can be written as a sum of positive squares in 2 ways, for example, as 33350625 + 67699984 = 5775^2 + 8228^2 .

It is not a de Polignac number, because 101050609 - 2⁹ = 101050097 is a prime.

It is a super-2 number, since 2×101050609² = 20422451158541762, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101050609.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101050619) 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 11 ways as a sum of consecutive naturals, for example, 5224 + ... + 15145.

It is an arithmetic number, because the mean of its divisors is an integer number (9482235).

Almost surely, 2^101050609 is an apocalyptic number.

It is an amenable number.

101050609 is a deficient number, since it is larger than the sum of its proper divisors (12736211).

101050609 is a wasteful number, since it uses less digits than its factorization.

101050609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20432 (or 20421 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 101050609 is about 10052.3931976420. The cubic root of 101050609 is about 465.7787221465.

The spelling of 101050609 in words is "one hundred one million, fifty thousand, six hundred nine".