147133145 has 4 divisors (see below), whose sum is σ = 176559780. Its totient is φ = 117706512.

The previous prime is 147133097. The next prime is 147133199. The reversal of 147133145 is 541331741.

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

It can be written as a sum of positive squares in 2 ways, for example, as 106275481 + 40857664 = 10309^2 + 6392^2 .

It is a cyclic number.

It is not a de Polignac number, because 147133145 - 2⁶ = 147133081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14713310 + ... + 14713319.

It is an arithmetic number, because the mean of its divisors is an integer number (44139945).

Almost surely, 2^147133145 is an apocalyptic number.

It is an amenable number.

147133145 is a deficient number, since it is larger than the sum of its proper divisors (29426635).

147133145 is an equidigital number, since it uses as much as digits as its factorization.

147133145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29426634.

The product of its digits is 5040, while the sum is 29.

The square root of 147133145 is about 12129.8452174791. The cubic root of 147133145 is about 527.9225009168.

Adding to 147133145 its reverse (541331741), we get a palindrome (688464886).

The spelling of 147133145 in words is "one hundred forty-seven million, one hundred thirty-three thousand, one hundred forty-five".