921482867 has 2 divisors, whose sum is σ = 921482868. Its totient is φ = 921482866.

The previous prime is 921482813. The next prime is 921482923. The reversal of 921482867 is 768284129.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 921482867 - 2¹⁸ = 921220723 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (921482267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 460741433 + 460741434.

It is an arithmetic number, because the mean of its divisors is an integer number (460741434).

Almost surely, 2^921482867 is an apocalyptic number.

921482867 is a deficient number, since it is larger than the sum of its proper divisors (1).

921482867 is an equidigital number, since it uses as much as digits as its factorization.

921482867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 47.

The square root of 921482867 is about 30355.9362728281. The cubic root of 921482867 is about 973.1110891557. Note that the first 3 decimals are identical.

The spelling of 921482867 in words is "nine hundred twenty-one million, four hundred eighty-two thousand, eight hundred sixty-seven".