2010671521 has 2 divisors, whose sum is σ = 2010671522. Its totient is φ = 2010671520.

The previous prime is 2010671519. The next prime is 2010671603. The reversal of 2010671521 is 1251760102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1957089121 + 53582400 = 44239^2 + 7320^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010671521 - 2¹ = 2010671519 is a prime.

Together with 2010671519, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2010371521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005335760 + 1005335761.

It is an arithmetic number, because the mean of its divisors is an integer number (1005335761).

Almost surely, 2^2010671521 is an apocalyptic number.

It is an amenable number.

2010671521 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010671521 is an equidigital number, since it uses as much as digits as its factorization.

2010671521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 2010671521 is about 44840.5120510460. The cubic root of 2010671521 is about 1262.1579550601.

The spelling of 2010671521 in words is "two billion, ten million, six hundred seventy-one thousand, five hundred twenty-one".