2040551011 has 2 divisors, whose sum is σ = 2040551012. Its totient is φ = 2040551010.

The previous prime is 2040551003. The next prime is 2040551057. The reversal of 2040551011 is 1101550402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2040551011 - 2³ = 2040551003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2040551011.

It is not a weakly prime, because it can be changed into another prime (2040551081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020275505 + 1020275506.

It is an arithmetic number, because the mean of its divisors is an integer number (1020275506).

Almost surely, 2^2040551011 is an apocalyptic number.

2040551011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040551011 is an equidigital number, since it uses as much as digits as its factorization.

2040551011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 2040551011 is about 45172.4585450028. The cubic root of 2040551011 is about 1268.3793183866.

The spelling of 2040551011 in words is "two billion, forty million, five hundred fifty-one thousand, eleven".