147345155 has 4 divisors (see below), whose sum is σ = 176814192. Its totient is φ = 117876120.

The previous prime is 147345119. The next prime is 147345157. The reversal of 147345155 is 551543741.

It is a happy number.

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

It is not a de Polignac number, because 147345155 - 2⁶ = 147345091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147345157) 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 in 3 ways as a sum of consecutive naturals, for example, 14734511 + ... + 14734520.

It is an arithmetic number, because the mean of its divisors is an integer number (44203548).

Almost surely, 2^147345155 is an apocalyptic number.

147345155 is a deficient number, since it is larger than the sum of its proper divisors (29469037).

147345155 is an equidigital number, since it uses as much as digits as its factorization.

147345155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29469036.

The product of its digits is 42000, while the sum is 35.

The square root of 147345155 is about 12138.5812597684. The cubic root of 147345155 is about 528.1759473976.

Adding to 147345155 its reverse (551543741), we get a palindrome (698888896).

The spelling of 147345155 in words is "one hundred forty-seven million, three hundred forty-five thousand, one hundred fifty-five".