121163927 has 2 divisors, whose sum is σ = 121163928. Its totient is φ = 121163926.

The previous prime is 121163899. The next prime is 121163941. The reversal of 121163927 is 729361121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121163927 - 2¹⁰ = 121162903 is a prime.

It is a super-2 number, since 2×121163927² = 29361394412122658, which contains 22 as substring.

It is a Chen prime.

It is equal to p_6904166 and since 121163927 and 6904166 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 121163893 and 121163902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121163957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60581963 + 60581964.

It is an arithmetic number, because the mean of its divisors is an integer number (60581964).

Almost surely, 2^121163927 is an apocalyptic number.

121163927 is a deficient number, since it is larger than the sum of its proper divisors (1).

121163927 is an equidigital number, since it uses as much as digits as its factorization.

121163927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 32.

The square root of 121163927 is about 11007.4487053086. The cubic root of 121163927 is about 494.8320036648.

The spelling of 121163927 in words is "one hundred twenty-one million, one hundred sixty-three thousand, nine hundred twenty-seven".