4030040343 has 8 divisors (see below), whose sum is σ = 6141013888. Its totient is φ = 2302880184.

The previous prime is 4030040321. The next prime is 4030040369. The reversal of 4030040343 is 3430400304.

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

It is not a de Polignac number, because 4030040343 - 2¹⁰ = 4030039319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 191906683 = 4030040343 / (4 + 0 + 3 + 0 + 0 + 4 + 0 + 3 + 4 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4030040743) 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, 95953321 + ... + 95953362.

It is an arithmetic number, because the mean of its divisors is an integer number (767626736).

Almost surely, 2^4030040343 is an apocalyptic number.

4030040343 is a deficient number, since it is larger than the sum of its proper divisors (2110973545).

4030040343 is a wasteful number, since it uses less digits than its factorization.

4030040343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191906693.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 4030040343 is about 63482.5987417024. The cubic root of 4030040343 is about 1591.3649846490.

Adding to 4030040343 its reverse (3430400304), we get a palindrome (7460440647).

The spelling of 4030040343 in words is "four billion, thirty million, forty thousand, three hundred forty-three".