4140330431 has 4 divisors (see below), whose sum is σ = 4140788664. Its totient is φ = 4139872200.

The previous prime is 4140330427. The next prime is 4140330499. The reversal of 4140330431 is 1340330414.

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

It is a cyclic number.

It is not a de Polignac number, because 4140330431 - 2² = 4140330427 is a prime.

It is a super-2 number, since 2×4140330431² = 34284672155729291522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4140330397 and 4140330406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4140330401) 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, 215285 + ... + 233726.

It is an arithmetic number, because the mean of its divisors is an integer number (1035197166).

Almost surely, 2^4140330431 is an apocalyptic number.

4140330431 is a deficient number, since it is larger than the sum of its proper divisors (458233).

4140330431 is an equidigital number, since it uses as much as digits as its factorization.

4140330431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458232.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 4140330431 is about 64345.3994548173. The cubic root of 4140330431 is about 1605.7514919759.

Adding to 4140330431 its reverse (1340330414), we get a palindrome (5480660845).

The spelling of 4140330431 in words is "four billion, one hundred forty million, three hundred thirty thousand, four hundred thirty-one".