2253971 has 2 divisors, whose sum is σ = 2253972. Its totient is φ = 2253970.

The previous prime is 2253959. The next prime is 2253973. The reversal of 2253971 is 1793522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2253971 - 2¹⁰ = 2252947 is a prime.

Together with 2253973, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2253973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1126985 + 1126986.

It is an arithmetic number, because the mean of its divisors is an integer number (1126986).

2^2253971 is an apocalyptic number.

2253971 is a deficient number, since it is larger than the sum of its proper divisors (1).

2253971 is an equidigital number, since it uses as much as digits as its factorization.

2253971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 29.

The square root of 2253971 is about 1501.3230831503. The cubic root of 2253971 is about 131.1141130267.

The spelling of 2253971 in words is "two million, two hundred fifty-three thousand, nine hundred seventy-one".