143420411434 has 16 divisors (see below), whose sum is σ = 217868555520. Its totient is φ = 70797682800.

The previous prime is 143420411417. The next prime is 143420411461. The reversal of 143420411434 is 434114024341.

It is a junction number, because it is equal to n+sod(n) for n = 143420411396 and 143420411405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3860572 + ... + 3897544.

It is an arithmetic number, because the mean of its divisors is an integer number (13616784720).

Almost surely, 2^143420411434 is an apocalyptic number.

143420411434 is a deficient number, since it is larger than the sum of its proper divisors (74448144086).

143420411434 is a wasteful number, since it uses less digits than its factorization.

143420411434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61605.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 143420411434 its reverse (434114024341), we get a palindrome (577534435775).

The spelling of 143420411434 in words is "one hundred forty-three billion, four hundred twenty million, four hundred eleven thousand, four hundred thirty-four".