4001423017 has 4 divisors (see below), whose sum is σ = 4002772816. Its totient is φ = 4000073220.

The previous prime is 4001422981. The next prime is 4001423033. The reversal of 4001423017 is 7103241004.

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 4001423017 - 2¹⁹ = 4000898729 is a prime.

It is a super-4 number, since 4×4001423017⁴ (a number of 40 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4001423057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670443 + ... + 676384.

It is an arithmetic number, because the mean of its divisors is an integer number (1000693204).

Almost surely, 2^4001423017 is an apocalyptic number.

It is an amenable number.

4001423017 is a deficient number, since it is larger than the sum of its proper divisors (1349799).

4001423017 is a wasteful number, since it uses less digits than its factorization.

4001423017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349798.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 4001423017 is about 63256.8021401651. The cubic root of 4001423017 is about 1587.5892712069.

The spelling of 4001423017 in words is "four billion, one million, four hundred twenty-three thousand, seventeen".