10669551 has 4 divisors (see below), whose sum is σ = 14226072. Its totient is φ = 7113032.

The previous prime is 10669543. The next prime is 10669577. The reversal of 10669551 is 15596601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15596601 = 3 ⋅5198867.

It is a cyclic number.

It is not a de Polignac number, because 10669551 - 2³ = 10669543 is a prime.

It is a super-2 number, since 2×10669551² = 227678637083202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10669511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1778256 + ... + 1778261.

It is an arithmetic number, because the mean of its divisors is an integer number (3556518).

Almost surely, 2^10669551 is an apocalyptic number.

10669551 is a deficient number, since it is larger than the sum of its proper divisors (3556521).

10669551 is an equidigital number, since it uses as much as digits as its factorization.

10669551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3556520.

The product of its (nonzero) digits is 8100, while the sum is 33.

The square root of 10669551 is about 3266.4278654212. The cubic root of 10669551 is about 220.1483228441.

It can be divided in two parts, 106695 and 51, that multiplied together give a palindrome (5441445).

The spelling of 10669551 in words is "ten million, six hundred sixty-nine thousand, five hundred fifty-one".