1431343005542 has 4 divisors (see below), whose sum is σ = 2147014508316. Its totient is φ = 715671502770.

The previous prime is 1431343005517. The next prime is 1431343005571. The reversal of 1431343005542 is 2455003431341.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357835751384 + ... + 357835751387.

It is an arithmetic number, because the mean of its divisors is an integer number (536753627079).

Almost surely, 2^{1431343005542} is an apocalyptic number.

1431343005542 is a deficient number, since it is larger than the sum of its proper divisors (715671502774).

1431343005542 is an equidigital number, since it uses as much as digits as its factorization.

1431343005542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715671502773.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 1431343005542 its reverse (2455003431341), we get a palindrome (3886346436883).

The spelling of 1431343005542 in words is "one trillion, four hundred thirty-one billion, three hundred forty-three million, five thousand, five hundred forty-two".