215052000017 has 2 divisors, whose sum is σ = 215052000018. Its totient is φ = 215052000016.

The previous prime is 215052000013. The next prime is 215052000091. The reversal of 215052000017 is 710000250512.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 214822053121 + 229946896 = 463489^2 + 15164^2 .

It is a cyclic number.

It is not a de Polignac number, because 215052000017 - 2² = 215052000013 is a prime.

It is a super-2 number, since 2×215052000017² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 215051999956 and 215052000001.

It is not a weakly prime, because it can be changed into another prime (215052000013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107526000008 + 107526000009.

It is an arithmetic number, because the mean of its divisors is an integer number (107526000009).

Almost surely, 2^215052000017 is an apocalyptic number.

It is an amenable number.

215052000017 is a deficient number, since it is larger than the sum of its proper divisors (1).

215052000017 is an equidigital number, since it uses as much as digits as its factorization.

215052000017 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.

Adding to 215052000017 its reverse (710000250512), we get a palindrome (925052250529).

The spelling of 215052000017 in words is "two hundred fifteen billion, fifty-two million, seventeen", and thus it is an aban number.