10165553 has 4 divisors (see below), whose sum is σ = 10175268. Its totient is φ = 10155840.

The previous prime is 10165543. The next prime is 10165577. The reversal of 10165553 is 35556101.

10165553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 5071504 + 5094049 = 2252^2 + 2257^2 .

It is a cyclic number.

It is not a de Polignac number, because 10165553 - 2⁸ = 10165297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10165543) 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, 3068 + ... + 5453.

It is an arithmetic number, because the mean of its divisors is an integer number (2543817).

Almost surely, 2^10165553 is an apocalyptic number.

It is an amenable number.

10165553 is a deficient number, since it is larger than the sum of its proper divisors (9715).

10165553 is an equidigital number, since it uses as much as digits as its factorization.

10165553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9714.

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 10165553 is about 3188.3464366345. The cubic root of 10165553 is about 216.6258781864.

The spelling of 10165553 in words is "ten million, one hundred sixty-five thousand, five hundred fifty-three".