1431042155105 has 16 divisors (see below), whose sum is σ = 1797566425344. Its totient is φ = 1091603874240.

The previous prime is 1431042155093. The next prime is 1431042155113. The reversal of 1431042155105 is 5015512401341.

It is not a de Polignac number, because 1431042155105 - 2⁶ = 1431042155041 is a prime.

It is a super-2 number, since 2×1431042155105² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19591061 + ... + 19663970.

It is an arithmetic number, because the mean of its divisors is an integer number (112347901584).

Almost surely, 2^{1431042155105} is an apocalyptic number.

It is an amenable number.

1431042155105 is a deficient number, since it is larger than the sum of its proper divisors (366524270239).

1431042155105 is a wasteful number, since it uses less digits than its factorization.

1431042155105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39255376.

The product of its (nonzero) digits is 12000, while the sum is 32.

Adding to 1431042155105 its reverse (5015512401341), we get a palindrome (6446554556446).

The spelling of 1431042155105 in words is "one trillion, four hundred thirty-one billion, forty-two million, one hundred fifty-five thousand, one hundred five".