4040679431 has 2 divisors, whose sum is σ = 4040679432. Its totient is φ = 4040679430.

The previous prime is 4040679361. The next prime is 4040679449. The reversal of 4040679431 is 1349760404.

4040679431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4040679431 - 2¹⁴ = 4040663047 is a prime.

It is a super-2 number, since 2×4040679431² = 32654180528212967522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4040679451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2020339715 + 2020339716.

It is an arithmetic number, because the mean of its divisors is an integer number (2020339716).

Almost surely, 2^4040679431 is an apocalyptic number.

4040679431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4040679431 is an equidigital number, since it uses as much as digits as its factorization.

4040679431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 4040679431 is about 63566.3388201649. The cubic root of 4040679431 is about 1592.7641265764.

The spelling of 4040679431 in words is "four billion, forty million, six hundred seventy-nine thousand, four hundred thirty-one".