23420107 has 2 divisors, whose sum is σ = 23420108. Its totient is φ = 23420106.

The previous prime is 23420087. The next prime is 23420113. The reversal of 23420107 is 70102432.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23420107 is a prime.

It is not a weakly prime, because it can be changed into another prime (23420167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11710053 + 11710054.

It is an arithmetic number, because the mean of its divisors is an integer number (11710054).

Almost surely, 2^23420107 is an apocalyptic number.

23420107 is a deficient number, since it is larger than the sum of its proper divisors (1).

23420107 is an equidigital number, since it uses as much as digits as its factorization.

23420107 is an evil number, because the sum of its binary digits is even.

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

The square root of 23420107 is about 4839.4325080530. The cubic root of 23420107 is about 286.1077519559.

Adding to 23420107 its reverse (70102432), we get a palindrome (93522539).

The spelling of 23420107 in words is "twenty-three million, four hundred twenty thousand, one hundred seven".