121676567 has 2 divisors, whose sum is σ = 121676568. Its totient is φ = 121676566.

The previous prime is 121676483. The next prime is 121676579. The reversal of 121676567 is 765676121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121676567 - 2⁸ = 121676311 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121676587) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60838283 + 60838284.

It is an arithmetic number, because the mean of its divisors is an integer number (60838284).

Almost surely, 2^121676567 is an apocalyptic number.

121676567 is a deficient number, since it is larger than the sum of its proper divisors (1).

121676567 is an equidigital number, since it uses as much as digits as its factorization.

121676567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 41.

The square root of 121676567 is about 11030.7101765933. The cubic root of 121676567 is about 495.5288935895.

The spelling of 121676567 in words is "one hundred twenty-one million, six hundred seventy-six thousand, five hundred sixty-seven".