133131144235 has 8 divisors (see below), whose sum is σ = 159800352480. Its totient is φ = 106476262464.

The previous prime is 133131144233. The next prime is 133131144253. The reversal of 133131144235 is 532441131331.

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

It is a cyclic number.

It is not a de Polignac number, because 133131144235 - 2¹ = 133131144233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133131144197 and 133131144206.

It is not an unprimeable number, because it can be changed into a prime (133131144233) 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, 3561162 + ... + 3598351.

It is an arithmetic number, because the mean of its divisors is an integer number (19975044060).

Almost surely, 2^133131144235 is an apocalyptic number.

133131144235 is a deficient number, since it is larger than the sum of its proper divisors (26669208245).

133131144235 is an equidigital number, since it uses as much as digits as its factorization.

133131144235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7163237.

The product of its digits is 12960, while the sum is 31.

Adding to 133131144235 its reverse (532441131331), we get a palindrome (665572275566).

The spelling of 133131144235 in words is "one hundred thirty-three billion, one hundred thirty-one million, one hundred forty-four thousand, two hundred thirty-five".