2254693914091 has 2 divisors, whose sum is σ = 2254693914092. Its totient is φ = 2254693914090.

The previous prime is 2254693914047. The next prime is 2254693914101. The reversal of 2254693914091 is 1904193964522.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2254693914091 is a prime.

It is not a weakly prime, because it can be changed into another prime (2254693914001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127346957045 + 1127346957046.

It is an arithmetic number, because the mean of its divisors is an integer number (1127346957046).

Almost surely, 2^{2254693914091} is an apocalyptic number.

2254693914091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2254693914091 is an equidigital number, since it uses as much as digits as its factorization.

2254693914091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4199040, while the sum is 55.

The spelling of 2254693914091 in words is "two trillion, two hundred fifty-four billion, six hundred ninety-three million, nine hundred fourteen thousand, ninety-one".