2919251 has 2 divisors, whose sum is σ = 2919252. Its totient is φ = 2919250.

The previous prime is 2919221. The next prime is 2919269. The reversal of 2919251 is 1529192.

2919251 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-2919251 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2919211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1459625 + 1459626.

It is an arithmetic number, because the mean of its divisors is an integer number (1459626).

2^2919251 is an apocalyptic number.

2919251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2919251 is an equidigital number, since it uses as much as digits as its factorization.

2919251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1620, while the sum is 29.

The square root of 2919251 is about 1708.5815754596. The cubic root of 2919251 is about 142.9191679711.

The spelling of 2919251 in words is "two million, nine hundred nineteen thousand, two hundred fifty-one".