20070107 has 2 divisors, whose sum is σ = 20070108. Its totient is φ = 20070106.

The previous prime is 20070103. The next prime is 20070139. The reversal of 20070107 is 70107002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20070107 - 2² = 20070103 is a prime.

It is not a weakly prime, because it can be changed into another prime (20070101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10035053 + 10035054.

It is an arithmetic number, because the mean of its divisors is an integer number (10035054).

Almost surely, 2^20070107 is an apocalyptic number.

20070107 is a deficient number, since it is larger than the sum of its proper divisors (1).

20070107 is an equidigital number, since it uses as much as digits as its factorization.

20070107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98, while the sum is 17.

The square root of 20070107 is about 4479.9672989878. The cubic root of 20070107 is about 271.7585579132.

Adding to 20070107 its reverse (70107002), we get a palindrome (90177109).

It can be divided in two parts, 200 and 70107, that added together give a palindrome (70307).

The spelling of 20070107 in words is "twenty million, seventy thousand, one hundred seven".