13505077 has 2 divisors, whose sum is σ = 13505078. Its totient is φ = 13505076.

The previous prime is 13505059. The next prime is 13505099. The reversal of 13505077 is 77050531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8242641 + 5262436 = 2871^2 + 2294^2 .

It is a cyclic number.

It is not a de Polignac number, because 13505077 - 2¹⁵ = 13472309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13505377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6752538 + 6752539.

It is an arithmetic number, because the mean of its divisors is an integer number (6752539).

Almost surely, 2^13505077 is an apocalyptic number.

It is an amenable number.

13505077 is a deficient number, since it is larger than the sum of its proper divisors (1).

13505077 is an equidigital number, since it uses as much as digits as its factorization.

13505077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3675, while the sum is 28.

The square root of 13505077 is about 3674.9254414205. The cubic root of 13505077 is about 238.1400030732.

It can be divided in two parts, 1350507 and 7, that multiplied together give a palindrome (9453549).

The spelling of 13505077 in words is "thirteen million, five hundred five thousand, seventy-seven".