133132431135 has 32 divisors (see below), whose sum is σ = 232423068672. Its totient is φ = 64536151680.

The previous prime is 133132431119. The next prime is 133132431191. The reversal of 133132431135 is 531134231331.

It is a happy number.

It is not a de Polignac number, because 133132431135 - 2⁴ = 133132431119 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 774477 + ... + 930633.

It is an arithmetic number, because the mean of its divisors is an integer number (7263220896).

Almost surely, 2^133132431135 is an apocalyptic number.

133132431135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133132431135 is a deficient number, since it is larger than the sum of its proper divisors (99290637537).

133132431135 is a wasteful number, since it uses less digits than its factorization.

133132431135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161343.

The product of its digits is 9720, while the sum is 30.

Adding to 133132431135 its reverse (531134231331), we get a palindrome (664266662466).

The spelling of 133132431135 in words is "one hundred thirty-three billion, one hundred thirty-two million, four hundred thirty-one thousand, one hundred thirty-five".