2257154111 has 2 divisors, whose sum is σ = 2257154112. Its totient is φ = 2257154110.

The previous prime is 2257154083. The next prime is 2257154171. The reversal of 2257154111 is 1114517522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2257154111 - 2⁶ = 2257154047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2257154171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128577055 + 1128577056.

It is an arithmetic number, because the mean of its divisors is an integer number (1128577056).

Almost surely, 2^2257154111 is an apocalyptic number.

2257154111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2257154111 is an equidigital number, since it uses as much as digits as its factorization.

2257154111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2800, while the sum is 29.

The square root of 2257154111 is about 47509.5160046911. The cubic root of 2257154111 is about 1311.7580480907.

The spelling of 2257154111 in words is "two billion, two hundred fifty-seven million, one hundred fifty-four thousand, one hundred eleven".