136858312 has 8 divisors (see below), whose sum is σ = 256609350. Its totient is φ = 68429152.

The previous prime is 136858289. The next prime is 136858327. The reversal of 136858312 is 213858631.

It can be written as a sum of positive squares in only one way, i.e., 73719396 + 63138916 = 8586^2 + 7946^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8553637 + ... + 8553652.

Almost surely, 2^136858312 is an apocalyptic number.

It is an amenable number.

136858312 is a deficient number, since it is larger than the sum of its proper divisors (119751038).

136858312 is a wasteful number, since it uses less digits than its factorization.

136858312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17107295 (or 17107291 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

The square root of 136858312 is about 11698.6457335881. The cubic root of 136858312 is about 515.3358942377.

The spelling of 136858312 in words is "one hundred thirty-six million, eight hundred fifty-eight thousand, three hundred twelve".