136216562 has 4 divisors (see below), whose sum is σ = 204324846. Its totient is φ = 68108280.

The previous prime is 136216543. The next prime is 136216589. The reversal of 136216562 is 265612631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 75672601 + 60543961 = 8699^2 + 7781^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34054139 + ... + 34054142.

Almost surely, 2^136216562 is an apocalyptic number.

136216562 is a deficient number, since it is larger than the sum of its proper divisors (68108284).

136216562 is an equidigital number, since it uses as much as digits as its factorization.

136216562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68108283.

The product of its digits is 12960, while the sum is 32.

The square root of 136216562 is about 11671.1851154885. The cubic root of 136216562 is about 514.5291350823.

The spelling of 136216562 in words is "one hundred thirty-six million, two hundred sixteen thousand, five hundred sixty-two".