133140523503 has 8 divisors (see below), whose sum is σ = 191176136368. Its totient is φ = 81932629824.

The previous prime is 133140523501. The next prime is 133140523561. The reversal of 133140523503 is 305325041331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133140523503 - 2¹ = 133140523501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133140523501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1706929750 + ... + 1706929827.

It is an arithmetic number, because the mean of its divisors is an integer number (23897017046).

Almost surely, 2^133140523503 is an apocalyptic number.

133140523503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

133140523503 is a deficient number, since it is larger than the sum of its proper divisors (58035612865).

133140523503 is a wasteful number, since it uses less digits than its factorization.

133140523503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3413859593.

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 133140523503 its reverse (305325041331), we get a palindrome (438465564834).

The spelling of 133140523503 in words is "one hundred thirty-three billion, one hundred forty million, five hundred twenty-three thousand, five hundred three".