215052107 has 2 divisors, whose sum is σ = 215052108. Its totient is φ = 215052106.

The previous prime is 215052083. The next prime is 215052143. The reversal of 215052107 is 701250512.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-215052107 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (215052157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107526053 + 107526054.

It is an arithmetic number, because the mean of its divisors is an integer number (107526054).

Almost surely, 2^215052107 is an apocalyptic number.

215052107 is a deficient number, since it is larger than the sum of its proper divisors (1).

215052107 is an equidigital number, since it uses as much as digits as its factorization.

215052107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 700, while the sum is 23.

The square root of 215052107 is about 14664.6550249230. The cubic root of 215052107 is about 599.1210342905.

The spelling of 215052107 in words is "two hundred fifteen million, fifty-two thousand, one hundred seven".