10120547 has 4 divisors (see below), whose sum is σ = 10131696. Its totient is φ = 10109400.

The previous prime is 10120519. The next prime is 10120549. The reversal of 10120547 is 74502101.

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

It is a cyclic number.

It is not a de Polignac number, because 10120547 - 2¹⁶ = 10055011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10120549) 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, 4079 + ... + 6072.

It is an arithmetic number, because the mean of its divisors is an integer number (2532924).

Almost surely, 2^10120547 is an apocalyptic number.

10120547 is a deficient number, since it is larger than the sum of its proper divisors (11149).

10120547 is an equidigital number, since it uses as much as digits as its factorization.

10120547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11148.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 10120547 is about 3181.2807169440. The cubic root of 10120547 is about 216.3057156494.

Adding to 10120547 its reverse (74502101), we get a palindrome (84622648).

The spelling of 10120547 in words is "ten million, one hundred twenty thousand, five hundred forty-seven".