2248943692091 has 2 divisors, whose sum is σ = 2248943692092. Its totient is φ = 2248943692090.

The previous prime is 2248943692087. The next prime is 2248943692109. The reversal of 2248943692091 is 1902963498422.

It is a happy number.

Together with next prime (2248943692109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2248943692091 - 2² = 2248943692087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2248943692091.

It is not a weakly prime, because it can be changed into another prime (2248943691091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1124471846045 + 1124471846046.

It is an arithmetic number, because the mean of its divisors is an integer number (1124471846046).

Almost surely, 2^{2248943692091} is an apocalyptic number.

2248943692091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2248943692091 is an equidigital number, since it uses as much as digits as its factorization.

2248943692091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13436928, while the sum is 59.

The spelling of 2248943692091 in words is "two trillion, two hundred forty-eight billion, nine hundred forty-three million, six hundred ninety-two thousand, ninety-one".