133023411 has 8 divisors (see below), whose sum is σ = 197071760. Its totient is φ = 88682256.

The previous prime is 133023391. The next prime is 133023437. The reversal of 133023411 is 114320331.

It is a de Polignac number, because none of the positive numbers 2^k-133023411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133023211) 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, 2463370 + ... + 2463423.

It is an arithmetic number, because the mean of its divisors is an integer number (24633970).

Almost surely, 2^133023411 is an apocalyptic number.

133023411 is a deficient number, since it is larger than the sum of its proper divisors (64048349).

133023411 is an equidigital number, since it uses as much as digits as its factorization.

133023411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4926802 (or 4926796 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 133023411 is about 11533.5775455840. The cubic root of 133023411 is about 510.4768204975.

Adding to 133023411 its reverse (114320331), we get a palindrome (247343742).

The spelling of 133023411 in words is "one hundred thirty-three million, twenty-three thousand, four hundred eleven".