1131324023418 has 16 divisors (see below), whose sum is σ = 2262696055200. Its totient is φ = 377100006416.

The previous prime is 1131324023399. The next prime is 1131324023471. The reversal of 1131324023418 is 8143204231311.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1690305 + ... + 2262692.

It is an arithmetic number, because the mean of its divisors is an integer number (141418503450).

Almost surely, 2^{1131324023418} is an apocalyptic number.

1131324023418 is an abundant number, since it is smaller than the sum of its proper divisors (1131372031782).

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

1131324023418 is a wasteful number, since it uses less digits than its factorization.

1131324023418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000701.

The product of its (nonzero) digits is 13824, while the sum is 33.

Adding to 1131324023418 its reverse (8143204231311), we get a palindrome (9274528254729).

The spelling of 1131324023418 in words is "one trillion, one hundred thirty-one billion, three hundred twenty-four million, twenty-three thousand, four hundred eighteen".