143342123 has 2 divisors, whose sum is σ = 143342124. Its totient is φ = 143342122.

The previous prime is 143342071. The next prime is 143342153. The reversal of 143342123 is 321243341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143342123 - 2²² = 139147819 is a prime.

It is a super-2 number, since 2×143342123² = 41093928452294258, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (143342153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71671061 + 71671062.

It is an arithmetic number, because the mean of its divisors is an integer number (71671062).

Almost surely, 2^143342123 is an apocalyptic number.

143342123 is a deficient number, since it is larger than the sum of its proper divisors (1).

143342123 is an equidigital number, since it uses as much as digits as its factorization.

143342123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 23.

The square root of 143342123 is about 11972.5570785860. The cubic root of 143342123 is about 523.3488539444.

Adding to 143342123 its reverse (321243341), we get a palindrome (464585464).

The spelling of 143342123 in words is "one hundred forty-three million, three hundred forty-two thousand, one hundred twenty-three".