121063907 has 2 divisors, whose sum is σ = 121063908. Its totient is φ = 121063906.

The previous prime is 121063879. The next prime is 121063909. The reversal of 121063907 is 709360121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121063907 - 2²⁴ = 104286691 is a prime.

Together with 121063909, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121063907.

It is not a weakly prime, because it can be changed into another prime (121063909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60531953 + 60531954.

It is an arithmetic number, because the mean of its divisors is an integer number (60531954).

Almost surely, 2^121063907 is an apocalyptic number.

121063907 is a deficient number, since it is larger than the sum of its proper divisors (1).

121063907 is an equidigital number, since it uses as much as digits as its factorization.

121063907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 121063907 is about 11002.9044801816. The cubic root of 121063907 is about 494.6958060269.

The spelling of 121063907 in words is "one hundred twenty-one million, sixty-three thousand, nine hundred seven".