136163402 has 4 divisors (see below), whose sum is σ = 204245106. Its totient is φ = 68081700.

The previous prime is 136163399. The next prime is 136163429. The reversal of 136163402 is 204361631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204361631 = 5197 ⋅39323.

It can be written as a sum of positive squares in only one way, i.e., 107765161 + 28398241 = 10381^2 + 5329^2 .

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 as a sum of consecutive naturals, namely, 34040849 + ... + 34040852.

Almost surely, 2^136163402 is an apocalyptic number.

136163402 is a deficient number, since it is larger than the sum of its proper divisors (68081704).

136163402 is an equidigital number, since it uses as much as digits as its factorization.

136163402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68081703.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 136163402 is about 11668.9074895639. The cubic root of 136163402 is about 514.4621928364.

The spelling of 136163402 in words is "one hundred thirty-six million, one hundred sixty-three thousand, four hundred two".