133115142340 has 24 divisors (see below), whose sum is σ = 279548904600. Its totient is φ = 53244703488.

The previous prime is 133115142283. The next prime is 133115142359. The reversal of 133115142340 is 43241511331.

It can be written as a sum of positive squares in 4 ways, for example, as 46146773124 + 86968369216 = 214818^2 + 294904^2 .

It is a super-2 number, since 2×133115142340² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133115142299 and 133115142308.

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, 1191186 + ... + 1298134.

It is an arithmetic number, because the mean of its divisors is an integer number (11647871025).

Almost surely, 2^133115142340 is an apocalyptic number.

133115142340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133115142340 is an abundant number, since it is smaller than the sum of its proper divisors (146433762260).

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

133115142340 is a wasteful number, since it uses less digits than its factorization.

133115142340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169191 (or 169189 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 133115142340 its reverse (43241511331), we get a palindrome (176356653671).

The spelling of 133115142340 in words is "one hundred thirty-three billion, one hundred fifteen million, one hundred forty-two thousand, three hundred forty".