4001504801 has 4 divisors (see below), whose sum is σ = 4573148352. Its totient is φ = 3429861252.

The previous prime is 4001504797. The next prime is 4001504803. The reversal of 4001504801 is 1084051004.

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 4001504801 - 2² = 4001504797 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4001504803) 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, 285821765 + ... + 285821778.

It is an arithmetic number, because the mean of its divisors is an integer number (1143287088).

Almost surely, 2^4001504801 is an apocalyptic number.

It is an amenable number.

4001504801 is a deficient number, since it is larger than the sum of its proper divisors (571643551).

4001504801 is an equidigital number, since it uses as much as digits as its factorization.

4001504801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571643550.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 4001504801 is about 63257.4485811750. The cubic root of 4001504801 is about 1587.6000872354.

Adding to 4001504801 its reverse (1084051004), we get a palindrome (5085555805).

The spelling of 4001504801 in words is "four billion, one million, five hundred four thousand, eight hundred one".