10120553 has 4 divisors (see below), whose sum is σ = 10263168. Its totient is φ = 9977940.

The previous prime is 10120549. The next prime is 10120577. The reversal of 10120553 is 35502101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10120553 - 2² = 10120549 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10120753) 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 3 ways as a sum of consecutive naturals, for example, 71201 + ... + 71342.

It is an arithmetic number, because the mean of its divisors is an integer number (2565792).

Almost surely, 2^10120553 is an apocalyptic number.

It is an amenable number.

10120553 is a deficient number, since it is larger than the sum of its proper divisors (142615).

10120553 is an equidigital number, since it uses as much as digits as its factorization.

10120553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142614.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 10120553 is about 3181.2816599603. The cubic root of 10120553 is about 216.3057583952.

Adding to 10120553 its reverse (35502101), we get a palindrome (45622654).

The spelling of 10120553 in words is "ten million, one hundred twenty thousand, five hundred fifty-three".