136540546 has 8 divisors (see below), whose sum is σ = 209168640. Its totient is φ = 66817668.

The previous prime is 136540543. The next prime is 136540559. The reversal of 136540546 is 645045631.

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

It is not an unprimeable number, because it can be changed into a prime (136540543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 726186 + ... + 726373.

It is an arithmetic number, because the mean of its divisors is an integer number (26146080).

Almost surely, 2^136540546 is an apocalyptic number.

136540546 is a deficient number, since it is larger than the sum of its proper divisors (72628094).

136540546 is a wasteful number, since it uses less digits than its factorization.

136540546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452608.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 136540546 is about 11685.0565253233. The cubic root of 136540546 is about 514.9367390169.

The spelling of 136540546 in words is "one hundred thirty-six million, five hundred forty thousand, five hundred forty-six".