133403044311 has 8 divisors (see below), whose sum is σ = 197634139760. Its totient is φ = 88935362856.

The previous prime is 133403044309. The next prime is 133403044337. The reversal of 133403044311 is 113440304331.

133403044311 is a `hidden beast` number, since 1 + 3 + 3 + 40 + 304 + 4 + 311 = 666.

It is not a de Polignac number, because 133403044311 - 2¹ = 133403044309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4940853493 = 133403044311 / (1 + 3 + 3 + 4 + 0 + 3 + 0 + 4 + 4 + 3 + 1 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133403044301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2470426720 + ... + 2470426773.

It is an arithmetic number, because the mean of its divisors is an integer number (24704267470).

Almost surely, 2^133403044311 is an apocalyptic number.

133403044311 is a deficient number, since it is larger than the sum of its proper divisors (64231095449).

133403044311 is an equidigital number, since it uses as much as digits as its factorization.

133403044311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4940853502 (or 4940853496 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 133403044311 its reverse (113440304331), we get a palindrome (246843348642).

The spelling of 133403044311 in words is "one hundred thirty-three billion, four hundred three million, forty-four thousand, three hundred eleven".