13675394 has 4 divisors (see below), whose sum is σ = 20513094. Its totient is φ = 6837696.

The previous prime is 13675391. The next prime is 13675399. The reversal of 13675394 is 49357631.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49357631 = 3019 ⋅16349.

It can be written as a sum of positive squares in only one way, i.e., 12145225 + 1530169 = 3485^2 + 1237^2 .

It is not an unprimeable number, because it can be changed into a prime (13675391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3418847 + ... + 3418850.

Almost surely, 2^13675394 is an apocalyptic number.

13675394 is a deficient number, since it is larger than the sum of its proper divisors (6837700).

13675394 is an equidigital number, since it uses as much as digits as its factorization.

13675394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6837699.

The product of its digits is 68040, while the sum is 38.

The square root of 13675394 is about 3698.0256894727. The cubic root of 13675394 is about 239.1369114538.

The spelling of 13675394 in words is "thirteen million, six hundred seventy-five thousand, three hundred ninety-four".