134344230154 has 4 divisors (see below), whose sum is σ = 201516345234. Its totient is φ = 67172115076.

The previous prime is 134344230149. The next prime is 134344230161. The reversal of 134344230154 is 451032443431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 451032443431 = 197441 ⋅2284391.

It can be written as a sum of positive squares in only one way, i.e., 86109968025 + 48234262129 = 293445^2 + 219623^2 .

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, 33586057537 + ... + 33586057540.

Almost surely, 2^134344230154 is an apocalyptic number.

134344230154 is a deficient number, since it is larger than the sum of its proper divisors (67172115080).

134344230154 is an equidigital number, since it uses as much as digits as its factorization.

134344230154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67172115079.

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 134344230154 its reverse (451032443431), we get a palindrome (585376673585).

The spelling of 134344230154 in words is "one hundred thirty-four billion, three hundred forty-four million, two hundred thirty thousand, one hundred fifty-four".