13522477 has 2 divisors, whose sum is σ = 13522478. Its totient is φ = 13522476.

The previous prime is 13522451. The next prime is 13522489. The reversal of 13522477 is 77422531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13169641 + 352836 = 3629^2 + 594^2 .

It is a cyclic number.

It is not a de Polignac number, because 13522477 - 2⁷ = 13522349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13522177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6761238 + 6761239.

It is an arithmetic number, because the mean of its divisors is an integer number (6761239).

Almost surely, 2^13522477 is an apocalyptic number.

It is an amenable number.

13522477 is a deficient number, since it is larger than the sum of its proper divisors (1).

13522477 is an equidigital number, since it uses as much as digits as its factorization.

13522477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11760, while the sum is 31.

The square root of 13522477 is about 3677.2920743395. The cubic root of 13522477 is about 238.2422327203.

The spelling of 13522477 in words is "thirteen million, five hundred twenty-two thousand, four hundred seventy-seven".