2760121801 has 2 divisors, whose sum is σ = 2760121802. Its totient is φ = 2760121800.

The previous prime is 2760121781. The next prime is 2760121879. The reversal of 2760121801 is 1081210672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2727346176 + 32775625 = 52224^2 + 5725^2 .

It is a cyclic number.

It is not a de Polignac number, because 2760121801 - 2¹¹ = 2760119753 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2760121801.

It is not a weakly prime, because it can be changed into another prime (2760121501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1380060900 + 1380060901.

It is an arithmetic number, because the mean of its divisors is an integer number (1380060901).

Almost surely, 2^2760121801 is an apocalyptic number.

It is an amenable number.

2760121801 is a deficient number, since it is larger than the sum of its proper divisors (1).

2760121801 is an equidigital number, since it uses as much as digits as its factorization.

2760121801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 2760121801 is about 52536.8613546717. The cubic root of 2760121801 is about 1402.7364507188.

The spelling of 2760121801 in words is "two billion, seven hundred sixty million, one hundred twenty-one thousand, eight hundred one".