1147104388542 has 16 divisors (see below), whose sum is σ = 2621952888192. Its totient is φ = 327744111000.

The previous prime is 1147104388523. The next prime is 1147104388543. The reversal of 1147104388542 is 2458834017411.

It is a junction number, because it is equal to n+sod(n) for n = 1147104388491 and 1147104388500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147104388543) 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, 13656004584 + ... + 13656004667.

It is an arithmetic number, because the mean of its divisors is an integer number (163872055512).

Almost surely, 2^{1147104388542} is an apocalyptic number.

1147104388542 is an abundant number, since it is smaller than the sum of its proper divisors (1474848499650).

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

1147104388542 is a wasteful number, since it uses less digits than its factorization.

1147104388542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27312009263.

The product of its (nonzero) digits is 860160, while the sum is 48.

The spelling of 1147104388542 in words is "one trillion, one hundred forty-seven billion, one hundred four million, three hundred eighty-eight thousand, five hundred forty-two".