13077634 has 4 divisors (see below), whose sum is σ = 19616454. Its totient is φ = 6538816.

The previous prime is 13077611. The next prime is 13077661. The reversal of 13077634 is 43677031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13068225 + 9409 = 3615^2 + 97^2 .

It is a super-2 number, since 2×13077634² = 342049022075912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13077596 and 13077605.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3269407 + ... + 3269410.

Almost surely, 2^13077634 is an apocalyptic number.

13077634 is a deficient number, since it is larger than the sum of its proper divisors (6538820).

13077634 is an equidigital number, since it uses as much as digits as its factorization.

13077634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6538819.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 13077634 is about 3616.3011489642. The cubic root of 13077634 is about 235.6006004234.

The spelling of 13077634 in words is "thirteen million, seventy-seven thousand, six hundred thirty-four".