13480777 has 4 divisors (see below), whose sum is σ = 13643280. Its totient is φ = 13318276.

The previous prime is 13480771. The next prime is 13480781. The reversal of 13480777 is 77708431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13480777 - 2²³ = 5092169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13480771) 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 in 3 ways as a sum of consecutive naturals, for example, 81127 + ... + 81292.

It is an arithmetic number, because the mean of its divisors is an integer number (3410820).

Almost surely, 2^13480777 is an apocalyptic number.

It is an amenable number.

13480777 is a deficient number, since it is larger than the sum of its proper divisors (162503).

13480777 is an equidigital number, since it uses as much as digits as its factorization.

13480777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162502.

The product of its (nonzero) digits is 32928, while the sum is 37.

The square root of 13480777 is about 3671.6177633299. The cubic root of 13480777 is about 237.9970870345.

The spelling of 13480777 in words is "thirteen million, four hundred eighty thousand, seven hundred seventy-seven".