1071922349 has 2 divisors, whose sum is σ = 1071922350. Its totient is φ = 1071922348.

The previous prime is 1071922261. The next prime is 1071922351. The reversal of 1071922349 is 9432291701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 755260324 + 316662025 = 27482^2 + 17795^2 .

It is a cyclic number.

It is not a de Polignac number, because 1071922349 - 2¹⁶ = 1071856813 is a prime.

It is a super-2 number, since 2×1071922349² = 2298035044571355602, which contains 22 as substring.

Together with 1071922351, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1071922849) 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, 535961174 + 535961175.

It is an arithmetic number, because the mean of its divisors is an integer number (535961175).

Almost surely, 2^1071922349 is an apocalyptic number.

It is an amenable number.

1071922349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1071922349 is an equidigital number, since it uses as much as digits as its factorization.

1071922349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 1071922349 is about 32740.2252435746. The cubic root of 1071922349 is about 1023.4212774659.

The spelling of 1071922349 in words is "one billion, seventy-one million, nine hundred twenty-two thousand, three hundred forty-nine".