2150011117 has 2 divisors, whose sum is σ = 2150011118. Its totient is φ = 2150011116.

The previous prime is 2150011103. The next prime is 2150011183. The reversal of 2150011117 is 7111100512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1411204356 + 738806761 = 37566^2 + 27181^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2150011117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2150011094 and 2150011103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2150011217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1075005558 + 1075005559.

It is an arithmetic number, because the mean of its divisors is an integer number (1075005559).

Almost surely, 2^2150011117 is an apocalyptic number.

It is an amenable number.

2150011117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2150011117 is an equidigital number, since it uses as much as digits as its factorization.

2150011117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70, while the sum is 19.

The square root of 2150011117 is about 46368.2123550175. The cubic root of 2150011117 is about 1290.6651052127.

Adding to 2150011117 its reverse (7111100512), we get a palindrome (9261111629).

The spelling of 2150011117 in words is "two billion, one hundred fifty million, eleven thousand, one hundred seventeen".