136480258 has 4 divisors (see below), whose sum is σ = 204720390. Its totient is φ = 68240128.

The previous prime is 136480193. The next prime is 136480277. The reversal of 136480258 is 852084631.

It is a happy number.

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., 111450249 + 25030009 = 10557^2 + 5003^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34120063 + ... + 34120066.

Almost surely, 2^136480258 is an apocalyptic number.

136480258 is a deficient number, since it is larger than the sum of its proper divisors (68240132).

136480258 is an equidigital number, since it uses as much as digits as its factorization.

136480258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68240131.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 136480258 is about 11682.4765353927. The cubic root of 136480258 is about 514.8609396120.

The spelling of 136480258 in words is "one hundred thirty-six million, four hundred eighty thousand, two hundred fifty-eight".