2500255111 has 2 divisors, whose sum is σ = 2500255112. Its totient is φ = 2500255110.

The previous prime is 2500255091. The next prime is 2500255117. The reversal of 2500255111 is 1115520052.

It is a happy number.

2500255111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2500255111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2500255117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250127555 + 1250127556.

It is an arithmetic number, because the mean of its divisors is an integer number (1250127556).

Almost surely, 2^2500255111 is an apocalyptic number.

2500255111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500255111 is an equidigital number, since it uses as much as digits as its factorization.

2500255111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 2500255111 is about 50002.5510449217. The cubic root of 2500255111 is about 1357.2549719134.

Adding to 2500255111 its reverse (1115520052), we get a palindrome (3615775163).

The spelling of 2500255111 in words is "two billion, five hundred million, two hundred fifty-five thousand, one hundred eleven".