13504994 has 8 divisors (see below), whose sum is σ = 20273088. Its totient is φ = 6747300.

The previous prime is 13504943. The next prime is 13504999. The reversal of 13504994 is 49940531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13504999) 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 in 3 ways as a sum of consecutive naturals, for example, 3779 + ... + 6425.

It is an arithmetic number, because the mean of its divisors is an integer number (2534136).

Almost surely, 2^13504994 is an apocalyptic number.

13504994 is a deficient number, since it is larger than the sum of its proper divisors (6768094).

13504994 is a wasteful number, since it uses less digits than its factorization.

13504994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5200.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 13504994 is about 3674.9141486571. The cubic root of 13504994 is about 238.1395152157.

The spelling of 13504994 in words is "thirteen million, five hundred four thousand, nine hundred ninety-four".