130111133 has 4 divisors (see below), whose sum is σ = 130617660. Its totient is φ = 129604608.

The previous prime is 130111127. The next prime is 130111141. The reversal of 130111133 is 331111031.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 97871449 + 32239684 = 9893^2 + 5678^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130111133 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 (130111153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252878 + ... + 253391.

It is an arithmetic number, because the mean of its divisors is an integer number (32654415).

Almost surely, 2^130111133 is an apocalyptic number.

It is an amenable number.

130111133 is a deficient number, since it is larger than the sum of its proper divisors (506527).

130111133 is an equidigital number, since it uses as much as digits as its factorization.

130111133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506526.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 130111133 is about 11406.6267143271. The cubic root of 130111133 is about 506.7240139286.

Adding to 130111133 its reverse (331111031), we get a palindrome (461222164).

The spelling of 130111133 in words is "one hundred thirty million, one hundred eleven thousand, one hundred thirty-three".