136867845 has 8 divisors (see below), whose sum is σ = 218988576. Its totient is φ = 72996176.

The previous prime is 136867837. The next prime is 136867859. The reversal of 136867845 is 548768631.

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 136867845 - 2³ = 136867837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136867794 and 136867803.

It is a congruent number.

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, 4562247 + ... + 4562276.

It is an arithmetic number, because the mean of its divisors is an integer number (27373572).

Almost surely, 2^136867845 is an apocalyptic number.

136867845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136867845 is a deficient number, since it is larger than the sum of its proper divisors (82120731).

136867845 is an equidigital number, since it uses as much as digits as its factorization.

136867845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9124531.

The product of its digits is 967680, while the sum is 48.

The square root of 136867845 is about 11699.0531668165. The cubic root of 136867845 is about 515.3478593690.

The spelling of 136867845 in words is "one hundred thirty-six million, eight hundred sixty-seven thousand, eight hundred forty-five".