133412111340 has 96 divisors (see below), whose sum is σ = 390913689600. Its totient is φ = 33932126976.

The previous prime is 133412111333. The next prime is 133412111341. The reversal of 133412111340 is 43111214331.

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 133412111340.

It is not an unprimeable number, because it can be changed into a prime (133412111341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 343117 + ... + 620123.

It is an arithmetic number, because the mean of its divisors is an integer number (4072017600).

Almost surely, 2^133412111340 is an apocalyptic number.

133412111340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133412111340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195456844800).

133412111340 is an abundant number, since it is smaller than the sum of its proper divisors (257501578260).

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

133412111340 is a wasteful number, since it uses less digits than its factorization.

133412111340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277391 (or 277389 counting only the distinct ones).

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

Adding to 133412111340 its reverse (43111214331), we get a palindrome (176523325671).

The spelling of 133412111340 in words is "one hundred thirty-three billion, four hundred twelve million, one hundred eleven thousand, three hundred forty".