133130030 has 32 divisors (see below), whose sum is σ = 263329920. Its totient is φ = 48057120.

The previous prime is 133129987. The next prime is 133130047. The reversal of 133130030 is 30031331.

It is a junction number, because it is equal to n+sod(n) for n = 133129987 and 133130014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10937 + ... + 19643.

It is an arithmetic number, because the mean of its divisors is an integer number (8229060).

Almost surely, 2^133130030 is an apocalyptic number.

133130030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133130030 is a deficient number, since it is larger than the sum of its proper divisors (130199890).

133130030 is a wasteful number, since it uses less digits than its factorization.

133130030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8864.

The product of its (nonzero) digits is 81, while the sum is 14.

The square root of 133130030 is about 11538.1987329045. The cubic root of 133130030 is about 510.6131674085.

Adding to 133130030 its reverse (30031331), we get a palindrome (163161361).

The spelling of 133130030 in words is "one hundred thirty-three million, one hundred thirty thousand, thirty".