1131231014340 has 48 divisors (see below), whose sum is σ = 3619939247232. Its totient is φ = 258567088896.

The previous prime is 1131231014293. The next prime is 1131231014369. The reversal of 1131231014340 is 434101321311.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1131231014340.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1346703169 + ... + 1346704008.

It is an arithmetic number, because the mean of its divisors is an integer number (75415400984).

Almost surely, 2^{1131231014340} is an apocalyptic number.

1131231014340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131231014340 is an abundant number, since it is smaller than the sum of its proper divisors (2488708232892).

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

1131231014340 is a wasteful number, since it uses less digits than its factorization.

1131231014340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2693407196 (or 2693407194 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 1131231014340 its reverse (434101321311), we get a palindrome (1565332335651).

The spelling of 1131231014340 in words is "one trillion, one hundred thirty-one billion, two hundred thirty-one million, fourteen thousand, three hundred forty".