91960853 has 2 divisors, whose sum is σ = 91960854. Its totient is φ = 91960852.

The previous prime is 91960823. The next prime is 91960859. The reversal of 91960853 is 35806919.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55696369 + 36264484 = 7463^2 + 6022^2 .

It is a cyclic number.

It is not a de Polignac number, because 91960853 - 2¹⁶ = 91895317 is a prime.

It is a super-3 number, since 3×91960853³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 91960853.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91960859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45980426 + 45980427.

It is an arithmetic number, because the mean of its divisors is an integer number (45980427).

Almost surely, 2^91960853 is an apocalyptic number.

It is an amenable number.

91960853 is a deficient number, since it is larger than the sum of its proper divisors (1).

91960853 is an equidigital number, since it uses as much as digits as its factorization.

91960853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 91960853 is about 9589.6221510548. The cubic root of 91960853 is about 451.3717041915.

The spelling of 91960853 in words is "ninety-one million, nine hundred sixty thousand, eight hundred fifty-three".