13556030404031 has 2 divisors, whose sum is σ = 13556030404032. Its totient is φ = 13556030404030.

The previous prime is 13556030403997. The next prime is 13556030404073. The reversal of 13556030404031 is 13040403065531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13556030404031 - 2⁶ = 13556030403967 is a prime.

It is a super-2 number, since 2×13556030404031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13556030403982 and 13556030404000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13556030004031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6778015202015 + 6778015202016.

It is an arithmetic number, because the mean of its divisors is an integer number (6778015202016).

Almost surely, 2^{13556030404031} is an apocalyptic number.

13556030404031 is a deficient number, since it is larger than the sum of its proper divisors (1).

13556030404031 is an equidigital number, since it uses as much as digits as its factorization.

13556030404031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 13556030404031 its reverse (13040403065531), we get a palindrome (26596433469562).

The spelling of 13556030404031 in words is "thirteen trillion, five hundred fifty-six billion, thirty million, four hundred four thousand, thirty-one".