143434411031431 has 16 divisors (see below), whose sum is σ = 161875595883456. Its totient is φ = 126100891420416.

The previous prime is 143434411031333. The next prime is 143434411031551. The reversal of 143434411031431 is 134130114434341.

It is a cyclic number.

It is not a de Polignac number, because 143434411031431 - 2⁹ = 143434411030919 is a prime.

It is a super-2 number, since 2×143434411031431² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143434411011431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1029358980 + ... + 1029498313.

It is an arithmetic number, because the mean of its divisors is an integer number (10117224742716).

Almost surely, 2^{143434411031431} is an apocalyptic number.

143434411031431 is a deficient number, since it is larger than the sum of its proper divisors (18441184852025).

143434411031431 is a wasteful number, since it uses less digits than its factorization.

143434411031431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058857562.

The product of its (nonzero) digits is 82944, while the sum is 37.

Adding to 143434411031431 its reverse (134130114434341), we get a palindrome (277564525465772).

The spelling of 143434411031431 in words is "one hundred forty-three trillion, four hundred thirty-four billion, four hundred eleven million, thirty-one thousand, four hundred thirty-one".