4013452331 has 8 divisors (see below), whose sum is σ = 4592742624. Its totient is φ = 3435647040.

The previous prime is 4013452297. The next prime is 4013452337. The reversal of 4013452331 is 1332543104.

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

It is a de Polignac number, because none of the positive numbers 2^k-4013452331 is a prime.

It is a super-2 number, since 2×4013452331² = 32215599226418667122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4013452331.

It is not an unprimeable number, because it can be changed into a prime (4013452337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365450 + ... + 376271.

It is an arithmetic number, because the mean of its divisors is an integer number (574092828).

Almost surely, 2^4013452331 is an apocalyptic number.

4013452331 is a deficient number, since it is larger than the sum of its proper divisors (579290293).

4013452331 is an equidigital number, since it uses as much as digits as its factorization.

4013452331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742501.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 4013452331 is about 63351.8139519304. The cubic root of 4013452331 is about 1589.1785811607.

Adding to 4013452331 its reverse (1332543104), we get a palindrome (5345995435).

The spelling of 4013452331 in words is "four billion, thirteen million, four hundred fifty-two thousand, three hundred thirty-one".