147813347 has 4 divisors (see below), whose sum is σ = 161250936. Its totient is φ = 134375760.

The previous prime is 147813277. The next prime is 147813359. The reversal of 147813347 is 743318741.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 147813347 - 2¹⁰ = 147812323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147813347.

It is not an unprimeable number, because it can be changed into a prime (147113347) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 6718778 + ... + 6718799.

It is an arithmetic number, because the mean of its divisors is an integer number (40312734).

Almost surely, 2^147813347 is an apocalyptic number.

147813347 is a deficient number, since it is larger than the sum of its proper divisors (13437589).

147813347 is a wasteful number, since it uses less digits than its factorization.

147813347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13437588.

The product of its digits is 56448, while the sum is 38.

The square root of 147813347 is about 12157.8512492957. The cubic root of 147813347 is about 528.7347855760.

The spelling of 147813347 in words is "one hundred forty-seven million, eight hundred thirteen thousand, three hundred forty-seven".