31434530410343 has 2 divisors, whose sum is σ = 31434530410344. Its totient is φ = 31434530410342.

The previous prime is 31434530410319. The next prime is 31434530410379. The reversal of 31434530410343 is 34301403543413.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31434530410343 - 2³⁰ = 31433456668519 is a prime.

It is a super-2 number, since 2×31434530410343² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31434530410297 and 31434530410306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31434530410313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15717265205171 + 15717265205172.

It is an arithmetic number, because the mean of its divisors is an integer number (15717265205172).

Almost surely, 2^{31434530410343} is an apocalyptic number.

31434530410343 is a deficient number, since it is larger than the sum of its proper divisors (1).

31434530410343 is an equidigital number, since it uses as much as digits as its factorization.

31434530410343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 38.

Adding to 31434530410343 its reverse (34301403543413), we get a palindrome (65735933953756).

The spelling of 31434530410343 in words is "thirty-one trillion, four hundred thirty-four billion, five hundred thirty million, four hundred ten thousand, three hundred forty-three".