215152039 has 2 divisors, whose sum is σ = 215152040. Its totient is φ = 215152038.

The previous prime is 215152033. The next prime is 215152079. The reversal of 215152039 is 930251512.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 215152039 - 2³ = 215152031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 215151998 and 215152016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (215152031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107576019 + 107576020.

It is an arithmetic number, because the mean of its divisors is an integer number (107576020).

Almost surely, 2^215152039 is an apocalyptic number.

215152039 is a deficient number, since it is larger than the sum of its proper divisors (1).

215152039 is an equidigital number, since it uses as much as digits as its factorization.

215152039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 215152039 is about 14668.0618692450. The cubic root of 215152039 is about 599.2138212475.

The spelling of 215152039 in words is "two hundred fifteen million, one hundred fifty-two thousand, thirty-nine".