136140356 has 12 divisors (see below), whose sum is σ = 259904400. Its totient is φ = 61881960.

The previous prime is 136140337. The next prime is 136140379. The reversal of 136140356 is 653041631.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1547006 + ... + 1547093.

It is an arithmetic number, because the mean of its divisors is an integer number (21658700).

Almost surely, 2^136140356 is an apocalyptic number.

It is an amenable number.

136140356 is a deficient number, since it is larger than the sum of its proper divisors (123764044).

136140356 is a wasteful number, since it uses less digits than its factorization.

136140356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3094114 (or 3094112 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 136140356 is about 11667.9199517309. The cubic root of 136140356 is about 514.4331665232.

Adding to 136140356 its reverse (653041631), we get a palindrome (789181987).

The spelling of 136140356 in words is "one hundred thirty-six million, one hundred forty thousand, three hundred fifty-six".