136994 has 16 divisors (see below), whose sum is σ = 241920. Its totient is φ = 57360.

The previous prime is 136993. The next prime is 136999. The reversal of 136994 is 499631.

It is a self number, because there is not a number n which added to its sum of digits gives 136994.

It is not an unprimeable number, because it can be changed into a prime (136991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47 + ... + 525.

It is an arithmetic number, because the mean of its divisors is an integer number (15120).

2¹³⁶⁹⁹⁴ is an apocalyptic number.

136994 is a deficient number, since it is larger than the sum of its proper divisors (104926).

136994 is a wasteful number, since it uses less digits than its factorization.

136994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505.

The product of its digits is 5832, while the sum is 32.

The square root of 136994 is about 370.1270052293. The cubic root of 136994 is about 51.5506147691.

Adding to 136994 its sum of digits (32), we get a triangular number (137026 = T₅₂₃).

It can be divided in two parts, 13 and 6994, that added together give a palindrome (7007).

The spelling of 136994 in words is "one hundred thirty-six thousand, nine hundred ninety-four".