921126067 has 2 divisors, whose sum is σ = 921126068. Its totient is φ = 921126066.

The previous prime is 921126053. The next prime is 921126071. The reversal of 921126067 is 760621129.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 921126067 - 2¹⁹ = 920601779 is a prime.

It is not a weakly prime, because it can be changed into another prime (921126007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 460563033 + 460563034.

It is an arithmetic number, because the mean of its divisors is an integer number (460563034).

Almost surely, 2^921126067 is an apocalyptic number.

921126067 is a deficient number, since it is larger than the sum of its proper divisors (1).

921126067 is an equidigital number, since it uses as much as digits as its factorization.

921126067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 921126067 is about 30350.0587643583. The cubic root of 921126067 is about 972.9854760916.

The spelling of 921126067 in words is "nine hundred twenty-one million, one hundred twenty-six thousand, sixty-seven".