20134307 has 8 divisors (see below), whose sum is σ = 21483792. Its totient is φ = 18803200.

The previous prime is 20134291. The next prime is 20134313. The reversal of 20134307 is 70343102.

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 20134307 - 2⁴ = 20134291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20137307) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 2294 + ... + 6747.

It is an arithmetic number, because the mean of its divisors is an integer number (2685474).

Almost surely, 2^20134307 is an apocalyptic number.

20134307 is a deficient number, since it is larger than the sum of its proper divisors (1349485).

20134307 is a wasteful number, since it uses less digits than its factorization.

20134307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9189.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 20134307 is about 4487.1268089948. The cubic root of 20134307 is about 272.0480154205.

Adding to 20134307 its reverse (70343102), we get a palindrome (90477409).

The spelling of 20134307 in words is "twenty million, one hundred thirty-four thousand, three hundred seven".