3241138777 has 2 divisors, whose sum is σ = 3241138778. Its totient is φ = 3241138776.

The previous prime is 3241138729. The next prime is 3241138787. The reversal of 3241138777 is 7778311423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3241138761 + 16 = 56931^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 3241138777 - 2²⁷ = 3106921049 is a prime.

It is not a weakly prime, because it can be changed into another prime (3241138787) 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, 1620569388 + 1620569389.

It is an arithmetic number, because the mean of its divisors is an integer number (1620569389).

Almost surely, 2^3241138777 is an apocalyptic number.

It is an amenable number.

3241138777 is a deficient number, since it is larger than the sum of its proper divisors (1).

3241138777 is an equidigital number, since it uses as much as digits as its factorization.

3241138777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 197568, while the sum is 43.

The square root of 3241138777 is about 56931.0001405210. Note that the first 3 decimals coincide. The cubic root of 3241138777 is about 1479.9005863648.

The spelling of 3241138777 in words is "three billion, two hundred forty-one million, one hundred thirty-eight thousand, seven hundred seventy-seven".