106021265 has 16 divisors (see below), whose sum is σ = 153954432. Its totient is φ = 68423424.

The previous prime is 106021249. The next prime is 106021297. The reversal of 106021265 is 562120601.

It is a cyclic number.

It is not a de Polignac number, because 106021265 - 2⁴ = 106021249 is a prime.

It is a super-2 number, since 2×106021265² = 22481017264400450, 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 106021265.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88499 + ... + 89688.

It is an arithmetic number, because the mean of its divisors is an integer number (9622152).

Almost surely, 2^106021265 is an apocalyptic number.

It is an amenable number.

106021265 is a deficient number, since it is larger than the sum of its proper divisors (47933167).

106021265 is a wasteful number, since it uses less digits than its factorization.

106021265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178216.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 106021265 is about 10296.6628088910. The cubic root of 106021265 is about 473.2939945596.

Adding to 106021265 its reverse (562120601), we get a palindrome (668141866).

The spelling of 106021265 in words is "one hundred six million, twenty-one thousand, two hundred sixty-five".