143431340234 has 16 divisors (see below), whose sum is σ = 264796320768. Its totient is φ = 56742068592.

The previous prime is 143431340231. The next prime is 143431340243. The reversal of 143431340234 is 432043134341.

It is a super-2 number, since 2×143431340234² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 143431340234.

It is not an unprimeable number, because it can be changed into a prime (143431340231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394041962 + ... + 394042325.

It is an arithmetic number, because the mean of its divisors is an integer number (16549770048).

Almost surely, 2^143431340234 is an apocalyptic number.

143431340234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

143431340234 is a deficient number, since it is larger than the sum of its proper divisors (121364980534).

143431340234 is a wasteful number, since it uses less digits than its factorization.

143431340234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788084309.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 143431340234 its reverse (432043134341), we get a palindrome (575474474575).

The spelling of 143431340234 in words is "one hundred forty-three billion, four hundred thirty-one million, three hundred forty thousand, two hundred thirty-four".