91183730103 has 10 divisors (see below), whose sum is σ = 136212732744. Its totient is φ = 60789153348.

The previous prime is 91183730083. The next prime is 91183730123. The reversal of 91183730103 is 30103738119.

It is an interprime number because it is at equal distance from previous prime (91183730083) and next prime (91183730123).

It is not a de Polignac number, because 91183730103 - 2⁶ = 91183730039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91183730123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 562862451 + ... + 562862612.

Almost surely, 2^91183730103 is an apocalyptic number.

91183730103 is a deficient number, since it is larger than the sum of its proper divisors (45029002641).

91183730103 is a wasteful number, since it uses less digits than its factorization.

91183730103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125725075 (or 1125725066 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The spelling of 91183730103 in words is "ninety-one billion, one hundred eighty-three million, seven hundred thirty thousand, one hundred three".