2152105061 has 2 divisors, whose sum is σ = 2152105062. Its totient is φ = 2152105060.

The previous prime is 2152105019. The next prime is 2152105103. The reversal of 2152105061 is 1605012512.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (2152105019) and next prime (2152105103).

It can be written as a sum of positive squares in only one way, i.e., 1810077025 + 342028036 = 42545^2 + 18494^2 .

It is a cyclic number.

It is not a de Polignac number, because 2152105061 - 2¹⁰ = 2152104037 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2152102061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076052530 + 1076052531.

It is an arithmetic number, because the mean of its divisors is an integer number (1076052531).

Almost surely, 2^2152105061 is an apocalyptic number.

It is an amenable number.

2152105061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2152105061 is an equidigital number, since it uses as much as digits as its factorization.

2152105061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 2152105061 is about 46390.7863804872. The cubic root of 2152105061 is about 1291.0839718158.

Adding to 2152105061 its reverse (1605012512), we get a palindrome (3757117573).

The spelling of 2152105061 in words is "two billion, one hundred fifty-two million, one hundred five thousand, sixty-one".