1140154105463 has 4 divisors (see below), whose sum is σ = 1140322251768. Its totient is φ = 1139985959160.

The previous prime is 1140154105459. The next prime is 1140154105487. The reversal of 1140154105463 is 3645014510411.

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

It is a cyclic number.

It is not a de Polignac number, because 1140154105463 - 2² = 1140154105459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140154105763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84062981 + ... + 84076542.

It is an arithmetic number, because the mean of its divisors is an integer number (285080562942).

Almost surely, 2^{1140154105463} is an apocalyptic number.

1140154105463 is a deficient number, since it is larger than the sum of its proper divisors (168146305).

1140154105463 is an equidigital number, since it uses as much as digits as its factorization.

1140154105463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168146304.

The product of its (nonzero) digits is 28800, while the sum is 35.

Adding to 1140154105463 its reverse (3645014510411), we get a palindrome (4785168615874).

The spelling of 1140154105463 in words is "one trillion, one hundred forty billion, one hundred fifty-four million, one hundred five thousand, four hundred sixty-three".