2152338787 has 2 divisors, whose sum is σ = 2152338788. Its totient is φ = 2152338786.

The previous prime is 2152338767. The next prime is 2152338817. The reversal of 2152338787 is 7878332512.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2152338787 is a prime.

It is not a weakly prime, because it can be changed into another prime (2152338707) 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, 1076169393 + 1076169394.

It is an arithmetic number, because the mean of its divisors is an integer number (1076169394).

Almost surely, 2^2152338787 is an apocalyptic number.

2152338787 is a deficient number, since it is larger than the sum of its proper divisors (1).

2152338787 is an equidigital number, since it uses as much as digits as its factorization.

2152338787 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 46.

The square root of 2152338787 is about 46393.3054114492. The cubic root of 2152338787 is about 1291.1307088416.

The spelling of 2152338787 in words is "two billion, one hundred fifty-two million, three hundred thirty-eight thousand, seven hundred eighty-seven".