5891209400101 has 2 divisors, whose sum is σ = 5891209400102. Its totient is φ = 5891209400100.

The previous prime is 5891209400099. The next prime is 5891209400287. The reversal of 5891209400101 is 1010049021985.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4849799355076 + 1041410045025 = 2202226^2 + 1020495^2 .

It is a cyclic number.

It is not a de Polignac number, because 5891209400101 - 2¹ = 5891209400099 is a prime.

Together with 5891209400099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5891209401101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2945604700050 + 2945604700051.

It is an arithmetic number, because the mean of its divisors is an integer number (2945604700051).

Almost surely, 2^{5891209400101} is an apocalyptic number.

It is an amenable number.

5891209400101 is a deficient number, since it is larger than the sum of its proper divisors (1).

5891209400101 is an equidigital number, since it uses as much as digits as its factorization.

5891209400101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 40.

The spelling of 5891209400101 in words is "five trillion, eight hundred ninety-one billion, two hundred nine million, four hundred thousand, one hundred one".