439541428031 has 2 divisors, whose sum is σ = 439541428032. Its totient is φ = 439541428030.

The previous prime is 439541428003. The next prime is 439541428037. The reversal of 439541428031 is 130824145934.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 439541428031 - 2¹⁰ = 439541427007 is a prime.

It is a super-2 number, since 2×439541428031² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (439541428037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219770714015 + 219770714016.

It is an arithmetic number, because the mean of its divisors is an integer number (219770714016).

Almost surely, 2^439541428031 is an apocalyptic number.

439541428031 is a deficient number, since it is larger than the sum of its proper divisors (1).

439541428031 is an equidigital number, since it uses as much as digits as its factorization.

439541428031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 439541428031 in words is "four hundred thirty-nine billion, five hundred forty-one million, four hundred twenty-eight thousand, thirty-one".