1133540223240 has 64 divisors (see below), whose sum is σ = 3403665495360. Its totient is φ = 302006741760.

The previous prime is 1133540223223. The next prime is 1133540223241. The reversal of 1133540223240 is 423220453311.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1133540223198 and 1133540223207.

It is not an unprimeable number, because it can be changed into a prime (1133540223241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4094326 + ... + 4362405.

It is an arithmetic number, because the mean of its divisors is an integer number (53182273365).

Almost surely, 2^{1133540223240} is an apocalyptic number.

1133540223240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133540223240 is an abundant number, since it is smaller than the sum of its proper divisors (2270125272120).

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

1133540223240 is a wasteful number, since it uses less digits than its factorization.

1133540223240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8457862 (or 8457858 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 1133540223240 its reverse (423220453311), we get a palindrome (1556760676551).

The spelling of 1133540223240 in words is "one trillion, one hundred thirty-three billion, five hundred forty million, two hundred twenty-three thousand, two hundred forty".