20241307 has 4 divisors (see below), whose sum is σ = 20584440. Its totient is φ = 19898176.

The previous prime is 20241239. The next prime is 20241313. The reversal of 20241307 is 70314202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20241307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20242307) 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, 171478 + ... + 171595.

It is an arithmetic number, because the mean of its divisors is an integer number (5146110).

Almost surely, 2^20241307 is an apocalyptic number.

20241307 is a deficient number, since it is larger than the sum of its proper divisors (343133).

20241307 is an equidigital number, since it uses as much as digits as its factorization.

20241307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343132.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 20241307 is about 4499.0340074287. The cubic root of 20241307 is about 272.5290803070.

Adding to 20241307 its reverse (70314202), we get a palindrome (90555509).

The spelling of 20241307 in words is "twenty million, two hundred forty-one thousand, three hundred seven".