91053827 has 2 divisors, whose sum is σ = 91053828. Its totient is φ = 91053826.

The previous prime is 91053817. The next prime is 91053829. The reversal of 91053827 is 72835019.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 91053827 - 2¹⁸ = 90791683 is a prime.

It is a super-2 number, since 2×91053827² = 16581598822691858, which contains 22 as substring.

Together with 91053829, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (91053829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45526913 + 45526914.

It is an arithmetic number, because the mean of its divisors is an integer number (45526914).

Almost surely, 2^91053827 is an apocalyptic number.

91053827 is a deficient number, since it is larger than the sum of its proper divisors (1).

91053827 is an equidigital number, since it uses as much as digits as its factorization.

91053827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 91053827 is about 9542.2128984843. The cubic root of 91053827 is about 449.8828122833.

The spelling of 91053827 in words is "ninety-one million, fifty-three thousand, eight hundred twenty-seven".