1306342430531 has 2 divisors, whose sum is σ = 1306342430532. Its totient is φ = 1306342430530.

The previous prime is 1306342430501. The next prime is 1306342430551. The reversal of 1306342430531 is 1350342436031.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1306342430531 is a prime.

It is a super-2 number, since 2×1306342430531² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1306342430491 and 1306342430500.

It is not a weakly prime, because it can be changed into another prime (1306342430501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653171215265 + 653171215266.

It is an arithmetic number, because the mean of its divisors is an integer number (653171215266).

Almost surely, 2^{1306342430531} is an apocalyptic number.

1306342430531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1306342430531 is an equidigital number, since it uses as much as digits as its factorization.

1306342430531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 35.

Adding to 1306342430531 its reverse (1350342436031), we get a palindrome (2656684866562).

The spelling of 1306342430531 in words is "one trillion, three hundred six billion, three hundred forty-two million, four hundred thirty thousand, five hundred thirty-one".