6140381077 has 2 divisors, whose sum is σ = 6140381078. Its totient is φ = 6140381076.

The previous prime is 6140381029. The next prime is 6140381081. The reversal of 6140381077 is 7701830416.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4565164356 + 1575216721 = 67566^2 + 39689^2 .

It is a cyclic number.

It is not a de Polignac number, because 6140381077 - 2¹¹ = 6140379029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6140381477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3070190538 + 3070190539.

It is an arithmetic number, because the mean of its divisors is an integer number (3070190539).

Almost surely, 2^6140381077 is an apocalyptic number.

It is an amenable number.

6140381077 is a deficient number, since it is larger than the sum of its proper divisors (1).

6140381077 is an equidigital number, since it uses as much as digits as its factorization.

6140381077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 6140381077 is about 78360.5836948654. The cubic root of 6140381077 is about 1831.1831139249.

The spelling of 6140381077 in words is "six billion, one hundred forty million, three hundred eighty-one thousand, seventy-seven".