13135994 has 8 divisors (see below), whose sum is σ = 19981728. Its totient is φ = 6475420.

The previous prime is 13135981. The next prime is 13136003. The reversal of 13135994 is 49953131.

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

It is a Curzon number.

It is an unprimeable number.

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, 46112 + ... + 46395.

It is an arithmetic number, because the mean of its divisors is an integer number (2497716).

Almost surely, 2^13135994 is an apocalyptic number.

13135994 is a deficient number, since it is larger than the sum of its proper divisors (6845734).

13135994 is an equidigital number, since it uses as much as digits as its factorization.

13135994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92580.

The product of its digits is 14580, while the sum is 35.

The square root of 13135994 is about 3624.3611850918. The cubic root of 13135994 is about 235.9505426382.

The spelling of 13135994 in words is "thirteen million, one hundred thirty-five thousand, nine hundred ninety-four".