921052999 has 2 divisors, whose sum is σ = 921053000. Its totient is φ = 921052998.

The previous prime is 921052981. The next prime is 921053011. The reversal of 921052999 is 999250129.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 921052999 - 2⁹ = 921052487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (921052939) 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, 460526499 + 460526500.

It is an arithmetic number, because the mean of its divisors is an integer number (460526500).

Almost surely, 2^921052999 is an apocalyptic number.

921052999 is a deficient number, since it is larger than the sum of its proper divisors (1).

921052999 is an equidigital number, since it uses as much as digits as its factorization.

921052999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 131220, while the sum is 46.

The square root of 921052999 is about 30348.8549866383. The cubic root of 921052999 is about 972.9597481682.

The spelling of 921052999 in words is "nine hundred twenty-one million, fifty-two thousand, nine hundred ninety-nine".