1153561132042 has 16 divisors (see below), whose sum is σ = 1898191000800. Its totient is φ = 521416660240.

The previous prime is 1153561131979. The next prime is 1153561132049. The reversal of 1153561132042 is 2402311653511.

It is a junction number, because it is equal to n+sod(n) for n = 1153561131989 and 1153561132007.

It is not an unprimeable number, because it can be changed into a prime (1153561132049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146461417 + ... + 146469292.

It is an arithmetic number, because the mean of its divisors is an integer number (118636937550).

Almost surely, 2^{1153561132042} is an apocalyptic number.

1153561132042 is a deficient number, since it is larger than the sum of its proper divisors (744629868758).

1153561132042 is a wasteful number, since it uses less digits than its factorization.

1153561132042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292930901.

The product of its (nonzero) digits is 21600, while the sum is 34.

Adding to 1153561132042 its reverse (2402311653511), we get a palindrome (3555872785553).

The spelling of 1153561132042 in words is "one trillion, one hundred fifty-three billion, five hundred sixty-one million, one hundred thirty-two thousand, forty-two".