2152307 has 2 divisors, whose sum is σ = 2152308. Its totient is φ = 2152306.

The previous prime is 2152303. The next prime is 2152309. The reversal of 2152307 is 7032512.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2152307 - 2² = 2152303 is a prime.

Together with 2152309, 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 (2152303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076153 + 1076154.

It is an arithmetic number, because the mean of its divisors is an integer number (1076154).

2^2152307 is an apocalyptic number.

2152307 is a deficient number, since it is larger than the sum of its proper divisors (1).

2152307 is an equidigital number, since it uses as much as digits as its factorization.

2152307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 2152307 is about 1467.0742994136. The cubic root of 2152307 is about 129.1124352752.

Adding to 2152307 its reverse (7032512), we get a palindrome (9184819).

The spelling of 2152307 in words is "two million, one hundred fifty-two thousand, three hundred seven".