11025364165 has 4 divisors (see below), whose sum is σ = 13230437004. Its totient is φ = 8820291328.

The previous prime is 11025364151. The next prime is 11025364177. The reversal of 11025364165 is 56146352011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4663387521 + 6361976644 = 68289^2 + 79762^2 .

It is a cyclic number.

It is not a de Polignac number, because 11025364165 - 2¹⁹ = 11024839877 is a prime.

It is a super-2 number, since 2×11025364165² (a number of 21 digits) 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 11025364165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1102536412 + ... + 1102536421.

It is an arithmetic number, because the mean of its divisors is an integer number (3307609251).

Almost surely, 2^11025364165 is an apocalyptic number.

It is an amenable number.

11025364165 is a deficient number, since it is larger than the sum of its proper divisors (2205072839).

11025364165 is an equidigital number, since it uses as much as digits as its factorization.

11025364165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205072838.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 11025364165 in words is "eleven billion, twenty-five million, three hundred sixty-four thousand, one hundred sixty-five".