136378955 has 8 divisors (see below), whose sum is σ = 164754000. Its totient is φ = 108370336.

The previous prime is 136378943. The next prime is 136378961. The reversal of 136378955 is 559873631.

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

It is a cyclic number.

It is not a de Polignac number, because 136378955 - 2¹⁴ = 136362571 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90785 + ... + 92274.

It is an arithmetic number, because the mean of its divisors is an integer number (20594250).

Almost surely, 2^136378955 is an apocalyptic number.

136378955 is a deficient number, since it is larger than the sum of its proper divisors (28375045).

136378955 is a wasteful number, since it uses less digits than its factorization.

136378955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183213.

The product of its digits is 680400, while the sum is 47.

The square root of 136378955 is about 11678.1400488263. The cubic root of 136378955 is about 514.7335222394.

The spelling of 136378955 in words is "one hundred thirty-six million, three hundred seventy-eight thousand, nine hundred fifty-five".