31344121534039 has 2 divisors, whose sum is σ = 31344121534040. Its totient is φ = 31344121534038.

The previous prime is 31344121533979. The next prime is 31344121534069. The reversal of 31344121534039 is 93043512144313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31344121534039 - 2³³ = 31335531599447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31344121533986 and 31344121534004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31344121534069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15672060767019 + 15672060767020.

It is an arithmetic number, because the mean of its divisors is an integer number (15672060767020).

Almost surely, 2^{31344121534039} is an apocalyptic number.

31344121534039 is a deficient number, since it is larger than the sum of its proper divisors (1).

31344121534039 is an equidigital number, since it uses as much as digits as its factorization.

31344121534039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 31344121534039 in words is "thirty-one trillion, three hundred forty-four billion, one hundred twenty-one million, five hundred thirty-four thousand, thirty-nine".