1131332003442 has 12 divisors (see below), whose sum is σ = 2451219340830. Its totient is φ = 377110667808.

The previous prime is 1131332003441. The next prime is 1131332003453. The reversal of 1131332003442 is 2443002331311.

It is a happy number.

1131332003442 is a `hidden beast` number, since 1 + 1 + 3 + 13 + 3 + 200 + 3 + 442 = 666.

It can be written as a sum of positive squares in only one way, i.e., 956583758601 + 174748244841 = 978051^2 + 418029^2 .

It is not an unprimeable number, because it can be changed into a prime (1131332003441) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31425888967 + ... + 31425889002.

Almost surely, 2^{1131332003442} is an apocalyptic number.

1131332003442 is an abundant number, since it is smaller than the sum of its proper divisors (1319887337388).

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

1131332003442 is a wasteful number, since it uses less digits than its factorization.

1131332003442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62851777977 (or 62851777974 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1131332003442 its reverse (2443002331311), we get a palindrome (3574334334753).

The spelling of 1131332003442 in words is "one trillion, one hundred thirty-one billion, three hundred thirty-two million, three thousand, four hundred forty-two".