121029967 has 2 divisors, whose sum is σ = 121029968. Its totient is φ = 121029966.

The previous prime is 121029913. The next prime is 121029971. The reversal of 121029967 is 769920121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121029967 - 2¹¹ = 121027919 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121029977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60514983 + 60514984.

It is an arithmetic number, because the mean of its divisors is an integer number (60514984).

Almost surely, 2^121029967 is an apocalyptic number.

121029967 is a deficient number, since it is larger than the sum of its proper divisors (1).

121029967 is an equidigital number, since it uses as much as digits as its factorization.

121029967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 121029967 is about 11001.3620520370. The cubic root of 121029967 is about 494.6495727458.

The spelling of 121029967 in words is "one hundred twenty-one million, twenty-nine thousand, nine hundred sixty-seven".