91114245135 has 24 divisors (see below), whose sum is σ = 158181694944. Its totient is φ = 48517237440.

The previous prime is 91114245133. The next prime is 91114245247. The reversal of 91114245135 is 53154241119.

91114245135 is a `hidden beast` number, since 9 + 1 + 114 + 24 + 513 + 5 = 666.

It is not a de Polignac number, because 91114245135 - 2¹ = 91114245133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 91114245135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91114245133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1576012 + ... + 1632801.

It is an arithmetic number, because the mean of its divisors is an integer number (6590903956).

Almost surely, 2^91114245135 is an apocalyptic number.

91114245135 is a deficient number, since it is larger than the sum of its proper divisors (67067449809).

91114245135 is a wasteful number, since it uses less digits than its factorization.

91114245135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3209455 (or 3209452 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The spelling of 91114245135 in words is "ninety-one billion, one hundred fourteen million, two hundred forty-five thousand, one hundred thirty-five".