2152150061 has 2 divisors, whose sum is σ = 2152150062. Its totient is φ = 2152150060.

The previous prime is 2152150027. The next prime is 2152150067. The reversal of 2152150061 is 1600512512.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1310802025 + 841348036 = 36205^2 + 29006^2 .

It is a cyclic number.

It is not a de Polignac number, because 2152150061 - 2¹⁰ = 2152149037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2152150067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076075030 + 1076075031.

It is an arithmetic number, because the mean of its divisors is an integer number (1076075031).

Almost surely, 2^2152150061 is an apocalyptic number.

It is an amenable number.

2152150061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2152150061 is an equidigital number, since it uses as much as digits as its factorization.

2152150061 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 2152150061 is about 46391.2713880532. The cubic root of 2152150061 is about 1291.0929705050.

Adding to 2152150061 its reverse (1600512512), we get a palindrome (3752662573).

The spelling of 2152150061 in words is "two billion, one hundred fifty-two million, one hundred fifty thousand, sixty-one".