147813 has 8 divisors (see below), whose sum is σ = 204000. Its totient is φ = 95088.

The previous prime is 147811. The next prime is 147827. The reversal of 147813 is 318741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 147813 - 2¹ = 147811 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 147813.

It is not an unprimeable number, because it can be changed into a prime (147811) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 763 + ... + 936.

It is an arithmetic number, because the mean of its divisors is an integer number (25500).

2¹⁴⁷⁸¹³ is an apocalyptic number.

It is an amenable number.

147813 is a deficient number, since it is larger than the sum of its proper divisors (56187).

147813 is a wasteful number, since it uses less digits than its factorization.

147813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1731.

The product of its digits is 672, while the sum is 24.

The square root of 147813 is about 384.4645627363. The cubic root of 147813 is about 52.8734371831.

The spelling of 147813 in words is "one hundred forty-seven thousand, eight hundred thirteen".