400301403001 has 4 divisors (see below), whose sum is σ = 423848544372. Its totient is φ = 376754261632.

The previous prime is 400301402983. The next prime is 400301403011. The reversal of 400301403001 is 100304103004.

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

It can be written as a sum of positive squares in 2 ways, for example, as 234958325625 + 165343077376 = 484725^2 + 406624^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400301403001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400301403011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11773570660 + ... + 11773570693.

It is an arithmetic number, because the mean of its divisors is an integer number (105962136093).

Almost surely, 2^400301403001 is an apocalyptic number.

It is an amenable number.

400301403001 is a deficient number, since it is larger than the sum of its proper divisors (23547141371).

400301403001 is a wasteful number, since it uses less digits than its factorization.

400301403001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23547141370.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 400301403001 its reverse (100304103004), we get a palindrome (500605506005).

The spelling of 400301403001 in words is "four hundred billion, three hundred one million, four hundred three thousand, one".