2150821763 has 2 divisors, whose sum is σ = 2150821764. Its totient is φ = 2150821762.

The previous prime is 2150821727. The next prime is 2150821787. The reversal of 2150821763 is 3671280512.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2150821763 - 2¹⁴ = 2150805379 is a prime.

It is not a weakly prime, because it can be changed into another prime (2150821363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1075410881 + 1075410882.

It is an arithmetic number, because the mean of its divisors is an integer number (1075410882).

Almost surely, 2^2150821763 is an apocalyptic number.

2150821763 is a deficient number, since it is larger than the sum of its proper divisors (1).

2150821763 is an equidigital number, since it uses as much as digits as its factorization.

2150821763 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 2150821763 is about 46376.9529292298. The cubic root of 2150821763 is about 1290.8272967827.

The spelling of 2150821763 in words is "two billion, one hundred fifty million, eight hundred twenty-one thousand, seven hundred sixty-three".