4085420753 has 4 divisors (see below), whose sum is σ = 4110484848. Its totient is φ = 4060356660.

The previous prime is 4085420681. The next prime is 4085420761. The reversal of 4085420753 is 3570245804.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-4085420753 is a prime.

It is a super-3 number, since 3×4085420753³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4085429753) 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, 12531803 + ... + 12532128.

It is an arithmetic number, because the mean of its divisors is an integer number (1027621212).

Almost surely, 2^4085420753 is an apocalyptic number.

It is an amenable number.

4085420753 is a deficient number, since it is larger than the sum of its proper divisors (25064095).

4085420753 is a wasteful number, since it uses less digits than its factorization.

4085420753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25064094.

The product of its (nonzero) digits is 134400, while the sum is 38.

The square root of 4085420753 is about 63917.2961959437. The cubic root of 4085420753 is about 1598.6213062236.

The spelling of 4085420753 in words is "four billion, eighty-five million, four hundred twenty thousand, seven hundred fifty-three".