143325139 has 2 divisors, whose sum is σ = 143325140. Its totient is φ = 143325138.

The previous prime is 143325131. The next prime is 143325157. The reversal of 143325139 is 931523341.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 143325139 - 2³ = 143325131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143325139.

It is not a weakly prime, because it can be changed into another prime (143325131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71662569 + 71662570.

It is an arithmetic number, because the mean of its divisors is an integer number (71662570).

Almost surely, 2^143325139 is an apocalyptic number.

143325139 is a deficient number, since it is larger than the sum of its proper divisors (1).

143325139 is an equidigital number, since it uses as much as digits as its factorization.

143325139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9720, while the sum is 31.

The square root of 143325139 is about 11971.8477688283. The cubic root of 143325139 is about 523.3281833329.

The spelling of 143325139 in words is "one hundred forty-three million, three hundred twenty-five thousand, one hundred thirty-nine".