2154307 has 2 divisors, whose sum is σ = 2154308. Its totient is φ = 2154306.

The previous prime is 2154293. The next prime is 2154311. The reversal of 2154307 is 7034512.

2154307 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 not a de Polignac number, because 2154307 - 2¹⁹ = 1630019 is a prime.

2154307 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2154007) 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, 1077153 + 1077154.

It is an arithmetic number, because the mean of its divisors is an integer number (1077154).

2^2154307 is an apocalyptic number.

2154307 is a deficient number, since it is larger than the sum of its proper divisors (1).

2154307 is an equidigital number, since it uses as much as digits as its factorization.

2154307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 2154307 is about 1467.7557698745. The cubic root of 2154307 is about 129.1524148456.

Adding to 2154307 its reverse (7034512), we get a palindrome (9188819).

The spelling of 2154307 in words is "two million, one hundred fifty-four thousand, three hundred seven".