2069251 has 2 divisors, whose sum is σ = 2069252. Its totient is φ = 2069250.

The previous prime is 2069239. The next prime is 2069261. The reversal of 2069251 is 1529602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2069251 - 2¹⁷ = 1938179 is a prime.

2069251 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2069261) 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, 1034625 + 1034626.

It is an arithmetic number, because the mean of its divisors is an integer number (1034626).

2^2069251 is an apocalyptic number.

2069251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2069251 is an equidigital number, since it uses as much as digits as its factorization.

2069251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 2069251 is about 1438.4891379500. The cubic root of 2069251 is about 127.4298165579.

The spelling of 2069251 in words is "two million, sixty-nine thousand, two hundred fifty-one".