921416359 has 2 divisors, whose sum is σ = 921416360. Its totient is φ = 921416358.

The previous prime is 921416339. The next prime is 921416383. The reversal of 921416359 is 953614129.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 921416359 - 2¹¹ = 921414311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (921416339) 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, 460708179 + 460708180.

It is an arithmetic number, because the mean of its divisors is an integer number (460708180).

Almost surely, 2^921416359 is an apocalyptic number.

921416359 is a deficient number, since it is larger than the sum of its proper divisors (1).

921416359 is an equidigital number, since it uses as much as digits as its factorization.

921416359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 40.

The square root of 921416359 is about 30354.8407836378. The cubic root of 921416359 is about 973.0876771706.

The spelling of 921416359 in words is "nine hundred twenty-one million, four hundred sixteen thousand, three hundred fifty-nine".