13430113531 has 2 divisors, whose sum is σ = 13430113532. Its totient is φ = 13430113530.

The previous prime is 13430113481. The next prime is 13430113547. The reversal of 13430113531 is 13531103431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13430113531 - 2¹¹ = 13430111483 is a prime.

It is a super-2 number, since 2×13430113531² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13430113496 and 13430113505.

It is not a weakly prime, because it can be changed into another prime (13430113031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6715056765 + 6715056766.

It is an arithmetic number, because the mean of its divisors is an integer number (6715056766).

Almost surely, 2^13430113531 is an apocalyptic number.

13430113531 is a deficient number, since it is larger than the sum of its proper divisors (1).

13430113531 is an equidigital number, since it uses as much as digits as its factorization.

13430113531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

Adding to 13430113531 its reverse (13531103431), we get a palindrome (26961216962).

The spelling of 13430113531 in words is "thirteen billion, four hundred thirty million, one hundred thirteen thousand, five hundred thirty-one".