30533134 has 4 divisors (see below), whose sum is σ = 45799704. Its totient is φ = 15266566.

The previous prime is 30533119. The next prime is 30533161. The reversal of 30533134 is 43133503.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43133503 = 7 ⋅6161929.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7633282 + ... + 7633285.

It is an arithmetic number, because the mean of its divisors is an integer number (11449926).

Almost surely, 2^30533134 is an apocalyptic number.

30533134 is a deficient number, since it is larger than the sum of its proper divisors (15266570).

30533134 is a wasteful number, since it uses less digits than its factorization.

30533134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15266569.

The product of its (nonzero) digits is 1620, while the sum is 22.

The square root of 30533134 is about 5525.6795057260. The cubic root of 30533134 is about 312.5530883674.

Adding to 30533134 its reverse (43133503), we get a palindrome (73666637).

The spelling of 30533134 in words is "thirty million, five hundred thirty-three thousand, one hundred thirty-four".