147135854 has 4 divisors (see below), whose sum is σ = 220703784. Its totient is φ = 73567926.

The previous prime is 147135797. The next prime is 147135871. The reversal of 147135854 is 458531741.

147135854 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 458531741 = 41 ⋅11183701.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36783962 + ... + 36783965.

It is an arithmetic number, because the mean of its divisors is an integer number (55175946).

Almost surely, 2^147135854 is an apocalyptic number.

147135854 is a deficient number, since it is larger than the sum of its proper divisors (73567930).

147135854 is an equidigital number, since it uses as much as digits as its factorization.

147135854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73567929.

The product of its digits is 67200, while the sum is 38.

The square root of 147135854 is about 12129.9568836826. The cubic root of 147135854 is about 527.9257409148.

The spelling of 147135854 in words is "one hundred forty-seven million, one hundred thirty-five thousand, eight hundred fifty-four".