53683122191 has 2 divisors, whose sum is σ = 53683122192. Its totient is φ = 53683122190.

The previous prime is 53683122187. The next prime is 53683122203. The reversal of 53683122191 is 19122138635.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53683122191 - 2² = 53683122187 is a prime.

It is a super-3 number, since 3×53683122191³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53683122991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26841561095 + 26841561096.

It is an arithmetic number, because the mean of its divisors is an integer number (26841561096).

Almost surely, 2^53683122191 is an apocalyptic number.

53683122191 is a deficient number, since it is larger than the sum of its proper divisors (1).

53683122191 is an equidigital number, since it uses as much as digits as its factorization.

53683122191 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 41.

The spelling of 53683122191 in words is "fifty-three billion, six hundred eighty-three million, one hundred twenty-two thousand, one hundred ninety-one".