1153132111042 has 4 divisors (see below), whose sum is σ = 1729698166566. Its totient is φ = 576566055520.

The previous prime is 1153132111037. The next prime is 1153132111091. The reversal of 1153132111042 is 2401112313511.

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

It can be written as a sum of positive squares in only one way, i.e., 1081077983001 + 72054128041 = 1039749^2 + 268429^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1153132110998 and 1153132111016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 288283027759 + ... + 288283027762.

Almost surely, 2^{1153132111042} is an apocalyptic number.

1153132111042 is a deficient number, since it is larger than the sum of its proper divisors (576566055524).

1153132111042 is an equidigital number, since it uses as much as digits as its factorization.

1153132111042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576566055523.

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 1153132111042 its reverse (2401112313511), we get a palindrome (3554244424553).

The spelling of 1153132111042 in words is "one trillion, one hundred fifty-three billion, one hundred thirty-two million, one hundred eleven thousand, forty-two".