147338518 has 4 divisors (see below), whose sum is σ = 221007780. Its totient is φ = 73669258.

The previous prime is 147338509. The next prime is 147338519. The reversal of 147338518 is 815833741.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 815833741 = 67 ⋅12176623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147338519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36834628 + ... + 36834631.

It is an arithmetic number, because the mean of its divisors is an integer number (55251945).

Almost surely, 2^147338518 is an apocalyptic number.

147338518 is a deficient number, since it is larger than the sum of its proper divisors (73669262).

147338518 is an equidigital number, since it uses as much as digits as its factorization.

147338518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73669261.

The product of its digits is 80640, while the sum is 40.

The square root of 147338518 is about 12138.3078721871. The cubic root of 147338518 is about 528.1680169109.

The spelling of 147338518 in words is "one hundred forty-seven million, three hundred thirty-eight thousand, five hundred eighteen".