143343400042 has 4 divisors (see below), whose sum is σ = 215015100066. Its totient is φ = 71671700020.

The previous prime is 143343400033. The next prime is 143343400051. The reversal of 143343400042 is 240004343341.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (143343400033) and next prime (143343400051).

It can be written as a sum of positive squares in only one way, i.e., 139435774921 + 3907625121 = 373411^2 + 62511^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35835850009 + ... + 35835850012.

Almost surely, 2^143343400042 is an apocalyptic number.

143343400042 is a deficient number, since it is larger than the sum of its proper divisors (71671700024).

143343400042 is an equidigital number, since it uses as much as digits as its factorization.

143343400042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71671700023.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 143343400042 its reverse (240004343341), we get a palindrome (383347743383).

The spelling of 143343400042 in words is "one hundred forty-three billion, three hundred forty-three million, four hundred thousand, forty-two".