1431343422140 has 12 divisors (see below), whose sum is σ = 3005821186536. Its totient is φ = 572537368848.

The previous prime is 1431343422109. The next prime is 1431343422191. The reversal of 1431343422140 is 412243431341.

It is a junction number, because it is equal to n+sod(n) for n = 1431343422097 and 1431343422106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35783585534 + ... + 35783585573.

It is an arithmetic number, because the mean of its divisors is an integer number (250485098878).

Almost surely, 2^{1431343422140} is an apocalyptic number.

1431343422140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1431343422140 is an abundant number, since it is smaller than the sum of its proper divisors (1574477764396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1431343422140 is a wasteful number, since it uses less digits than its factorization.

1431343422140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71567171116 (or 71567171114 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 1431343422140 its reverse (412243431341), we get a palindrome (1843586853481).

The spelling of 1431343422140 in words is "one trillion, four hundred thirty-one billion, three hundred forty-three million, four hundred twenty-two thousand, one hundred forty".