1031322823 has 2 divisors, whose sum is σ = 1031322824. Its totient is φ = 1031322822.

The previous prime is 1031322781. The next prime is 1031322841. The reversal of 1031322823 is 3282231301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1031322823 - 2⁹ = 1031322311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031392823) 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, 515661411 + 515661412.

It is an arithmetic number, because the mean of its divisors is an integer number (515661412).

Almost surely, 2^1031322823 is an apocalyptic number.

1031322823 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031322823 is an equidigital number, since it uses as much as digits as its factorization.

1031322823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1031322823 is about 32114.2152792186. The cubic root of 1031322823 is about 1010.3337860279. Note that the first 3 decimals are identical.

The spelling of 1031322823 in words is "one billion, thirty-one million, three hundred twenty-two thousand, eight hundred twenty-three".