120007663 has 2 divisors, whose sum is σ = 120007664. Its totient is φ = 120007662.

The previous prime is 120007651. The next prime is 120007733. The reversal of 120007663 is 366700021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120007663 - 2⁵ = 120007631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120007633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60003831 + 60003832.

It is an arithmetic number, because the mean of its divisors is an integer number (60003832).

Almost surely, 2^120007663 is an apocalyptic number.

120007663 is a deficient number, since it is larger than the sum of its proper divisors (1).

120007663 is an equidigital number, since it uses as much as digits as its factorization.

120007663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 120007663 is about 10954.8009110161. The cubic root of 120007663 is about 493.2529138555.

Adding to 120007663 its reverse (366700021), we get a palindrome (486707684).

The spelling of 120007663 in words is "one hundred twenty million, seven thousand, six hundred sixty-three".