4001431133 has 8 divisors (see below), whose sum is σ = 4630951680. Its totient is φ = 3386382480.

The previous prime is 4001431129. The next prime is 4001431139. The reversal of 4001431133 is 3311341004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4001431133 - 2² = 4001431129 is a prime.

It is a super-2 number, since 2×4001431133² = 32022902224283327378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001431139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3617378 + ... + 3618483.

It is an arithmetic number, because the mean of its divisors is an integer number (578868960).

Almost surely, 2^4001431133 is an apocalyptic number.

It is an amenable number.

4001431133 is a deficient number, since it is larger than the sum of its proper divisors (629520547).

4001431133 is an equidigital number, since it uses as much as digits as its factorization.

4001431133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7235947.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 4001431133 is about 63256.8662913363. The cubic root of 4001431133 is about 1587.5903445639.

Adding to 4001431133 its reverse (3311341004), we get a palindrome (7312772137).

The spelling of 4001431133 in words is "four billion, one million, four hundred thirty-one thousand, one hundred thirty-three".