1093856497 has 2 divisors, whose sum is σ = 1093856498. Its totient is φ = 1093856496.

The previous prime is 1093856441. The next prime is 1093856501. The reversal of 1093856497 is 7946583901.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 693216241 + 400640256 = 26329^2 + 20016^2 .

It is a cyclic number.

It is not a de Polignac number, because 1093856497 - 2¹¹ = 1093854449 is a prime.

It is a super-3 number, since 3×1093856497³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (1093851497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 546928248 + 546928249.

It is an arithmetic number, because the mean of its divisors is an integer number (546928249).

Almost surely, 2^1093856497 is an apocalyptic number.

It is an amenable number.

1093856497 is a deficient number, since it is larger than the sum of its proper divisors (1).

1093856497 is an equidigital number, since it uses as much as digits as its factorization.

1093856497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The square root of 1093856497 is about 33073.5014324156. The cubic root of 1093856497 is about 1030.3547642113.

The spelling of 1093856497 in words is "one billion, ninety-three million, eight hundred fifty-six thousand, four hundred ninety-seven".