143147345 has 8 divisors (see below), whose sum is σ = 187392960. Its totient is φ = 104107120.

The previous prime is 143147341. The next prime is 143147357. The reversal of 143147345 is 543741341.

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

It is not a de Polignac number, because 143147345 - 2² = 143147341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (143147341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1301285 + ... + 1301394.

It is an arithmetic number, because the mean of its divisors is an integer number (23424120).

Almost surely, 2^143147345 is an apocalyptic number.

It is an amenable number.

143147345 is a deficient number, since it is larger than the sum of its proper divisors (44245615).

143147345 is a wasteful number, since it uses less digits than its factorization.

143147345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2602695.

The product of its digits is 20160, while the sum is 32.

The square root of 143147345 is about 11964.4199608673. The cubic root of 143147345 is about 523.1116986046. Note that the first 3 decimals are identical.

Adding to 143147345 its reverse (543741341), we get a palindrome (686888686).

The spelling of 143147345 in words is "one hundred forty-three million, one hundred forty-seven thousand, three hundred forty-five".