2240661077 has 2 divisors, whose sum is σ = 2240661078. Its totient is φ = 2240661076.

The previous prime is 2240661041. The next prime is 2240661079. The reversal of 2240661077 is 7701660422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2172119236 + 68541841 = 46606^2 + 8279^2 .

It is a cyclic number.

It is not a de Polignac number, because 2240661077 - 2²⁸ = 1972225621 is a prime.

Together with 2240661079, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2240661079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120330538 + 1120330539.

It is an arithmetic number, because the mean of its divisors is an integer number (1120330539).

Almost surely, 2^2240661077 is an apocalyptic number.

It is an amenable number.

2240661077 is a deficient number, since it is larger than the sum of its proper divisors (1).

2240661077 is an equidigital number, since it uses as much as digits as its factorization.

2240661077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 2240661077 is about 47335.6216500850. The cubic root of 2240661077 is about 1308.5552272903. Note that the first 3 decimals are identical.

The spelling of 2240661077 in words is "two billion, two hundred forty million, six hundred sixty-one thousand, seventy-seven".