143002423 has 2 divisors, whose sum is σ = 143002424. Its totient is φ = 143002422.

The previous prime is 143002399. The next prime is 143002439. The reversal of 143002423 is 324200341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143002423 - 2¹³ = 142994231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143002423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143008423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71501211 + 71501212.

It is an arithmetic number, because the mean of its divisors is an integer number (71501212).

Almost surely, 2^143002423 is an apocalyptic number.

143002423 is a deficient number, since it is larger than the sum of its proper divisors (1).

143002423 is an equidigital number, since it uses as much as digits as its factorization.

143002423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 143002423 is about 11958.3620533918. The cubic root of 143002423 is about 522.9351066895.

Adding to 143002423 its reverse (324200341), we get a palindrome (467202764).

The spelling of 143002423 in words is "one hundred forty-three million, two thousand, four hundred twenty-three".