136454834 has 4 divisors (see below), whose sum is σ = 204682254. Its totient is φ = 68227416.

The previous prime is 136454833. The next prime is 136454861. The reversal of 136454834 is 438454631.

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., 121992025 + 14462809 = 11045^2 + 3803^2 .

It is not an unprimeable number, because it can be changed into a prime (136454833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34113707 + ... + 34113710.

Almost surely, 2^136454834 is an apocalyptic number.

136454834 is a deficient number, since it is larger than the sum of its proper divisors (68227420).

136454834 is an equidigital number, since it uses as much as digits as its factorization.

136454834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68227419.

The product of its digits is 138240, while the sum is 38.

The square root of 136454834 is about 11681.3883592662. The cubic root of 136454834 is about 514.8289676194.

The spelling of 136454834 in words is "one hundred thirty-six million, four hundred fifty-four thousand, eight hundred thirty-four".