13480777031 has 2 divisors, whose sum is σ = 13480777032. Its totient is φ = 13480777030.

The previous prime is 13480777007. The next prime is 13480777111. The reversal of 13480777031 is 13077708431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13480777031 - 2¹⁴ = 13480760647 is a prime.

It is a super-2 number, since 2×13480777031² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13480777031.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13480777231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6740388515 + 6740388516.

It is an arithmetic number, because the mean of its divisors is an integer number (6740388516).

Almost surely, 2^13480777031 is an apocalyptic number.

13480777031 is a deficient number, since it is larger than the sum of its proper divisors (1).

13480777031 is an equidigital number, since it uses as much as digits as its factorization.

13480777031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98784, while the sum is 41.

The spelling of 13480777031 in words is "thirteen billion, four hundred eighty million, seven hundred seventy-seven thousand, thirty-one".