91848102053 has 2 divisors, whose sum is σ = 91848102054. Its totient is φ = 91848102052.

The previous prime is 91848102029. The next prime is 91848102149. The reversal of 91848102053 is 35020184819.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89866249729 + 1981852324 = 299777^2 + 44518^2 .

It is a cyclic number.

It is not a de Polignac number, because 91848102053 - 2¹⁴ = 91848085669 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 91848102053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91848182053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45924051026 + 45924051027.

It is an arithmetic number, because the mean of its divisors is an integer number (45924051027).

Almost surely, 2^91848102053 is an apocalyptic number.

It is an amenable number.

91848102053 is a deficient number, since it is larger than the sum of its proper divisors (1).

91848102053 is an equidigital number, since it uses as much as digits as its factorization.

91848102053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 41.

The spelling of 91848102053 in words is "ninety-one billion, eight hundred forty-eight million, one hundred two thousand, fifty-three".