136540630 has 8 divisors (see below), whose sum is σ = 245773152. Its totient is φ = 54616248.

The previous prime is 136540603. The next prime is 136540633. The reversal of 136540630 is 36045631.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136540633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6827022 + ... + 6827041.

It is an arithmetic number, because the mean of its divisors is an integer number (30721644).

Almost surely, 2^136540630 is an apocalyptic number.

136540630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136540630 is a deficient number, since it is larger than the sum of its proper divisors (109232522).

136540630 is a wasteful number, since it uses less digits than its factorization.

136540630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13654070.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 136540630 is about 11685.0601196571. The cubic root of 136540630 is about 514.9368446135.

The spelling of 136540630 in words is "one hundred thirty-six million, five hundred forty thousand, six hundred thirty".