133245234311 has 32 divisors (see below), whose sum is σ = 169620480000. Its totient is φ = 102036987360.

The previous prime is 133245234307. The next prime is 133245234329. The reversal of 133245234311 is 113432542331.

It is not a de Polignac number, because 133245234311 - 2² = 133245234307 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 (133245234301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89561 + ... + 523938.

It is an arithmetic number, because the mean of its divisors is an integer number (5300640000).

Almost surely, 2^133245234311 is an apocalyptic number.

133245234311 is a deficient number, since it is larger than the sum of its proper divisors (36375245689).

133245234311 is a wasteful number, since it uses less digits than its factorization.

133245234311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613619.

The product of its digits is 25920, while the sum is 32.

Adding to 133245234311 its reverse (113432542331), we get a palindrome (246677776642).

The spelling of 133245234311 in words is "one hundred thirty-three billion, two hundred forty-five million, two hundred thirty-four thousand, three hundred eleven".