133203134415 has 128 divisors (see below), whose sum is σ = 258356044800. Its totient is φ = 57889382400.

The previous prime is 133203134371. The next prime is 133203134419. The reversal of 133203134415 is 514431302331.

It is a happy number.

It is not a de Polignac number, because 133203134415 - 2¹⁰ = 133203133391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133203134419) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6351016 + ... + 6371954.

It is an arithmetic number, because the mean of its divisors is an integer number (2018406600).

Almost surely, 2^133203134415 is an apocalyptic number.

133203134415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133203134415 is a deficient number, since it is larger than the sum of its proper divisors (125152910385).

133203134415 is a wasteful number, since it uses less digits than its factorization.

133203134415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21097.

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 133203134415 its reverse (514431302331), we get a palindrome (647634436746).

The spelling of 133203134415 in words is "one hundred thirty-three billion, two hundred three million, one hundred thirty-four thousand, four hundred fifteen".