147143135 has 16 divisors (see below), whose sum is σ = 181028736. Its totient is φ = 114763008.

The previous prime is 147143131. The next prime is 147143141. The reversal of 147143135 is 531341741.

It is a cyclic number.

It is not a de Polignac number, because 147143135 - 2² = 147143131 is a prime.

It is a super-2 number, since 2×147143135² = 43302204355256450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 147143098 and 147143107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147143131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67787 + ... + 69923.

It is an arithmetic number, because the mean of its divisors is an integer number (11314296).

Almost surely, 2^147143135 is an apocalyptic number.

147143135 is a deficient number, since it is larger than the sum of its proper divisors (33885601).

147143135 is a wasteful number, since it uses less digits than its factorization.

147143135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2482.

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

The square root of 147143135 is about 12130.2570046970. The cubic root of 147143135 is about 527.9344488851.

Adding to 147143135 its reverse (531341741), we get a palindrome (678484876).

The spelling of 147143135 in words is "one hundred forty-seven million, one hundred forty-three thousand, one hundred thirty-five".