140412311430443 has 8 divisors (see below), whose sum is σ = 151227199175808. Its totient is φ = 129599415215424.

The previous prime is 140412311430439. The next prime is 140412311430481. The reversal of 140412311430443 is 344034113214041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140412311430443 - 2² = 140412311430439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140412311430493) 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, 497736146 + ... + 498018167.

It is an arithmetic number, because the mean of its divisors is an integer number (18903399896976).

Almost surely, 2^{140412311430443} is an apocalyptic number.

140412311430443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140412311430443 is a deficient number, since it is larger than the sum of its proper divisors (10814887745365).

140412311430443 is a wasteful number, since it uses less digits than its factorization.

140412311430443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995765173.

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 140412311430443 its reverse (344034113214041), we get a palindrome (484446424644484).

The spelling of 140412311430443 in words is "one hundred forty trillion, four hundred twelve billion, three hundred eleven million, four hundred thirty thousand, four hundred forty-three".