6227401877 has 2 divisors, whose sum is σ = 6227401878. Its totient is φ = 6227401876.

The previous prime is 6227401871. The next prime is 6227401879. The reversal of 6227401877 is 7781047226.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5777368081 + 450033796 = 76009^2 + 21214^2 .

It is a cyclic number.

It is not a de Polignac number, because 6227401877 - 2⁶ = 6227401813 is a prime.

Together with 6227401879, 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 (6227401871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3113700938 + 3113700939.

It is an arithmetic number, because the mean of its divisors is an integer number (3113700939).

Almost surely, 2^6227401877 is an apocalyptic number.

It is an amenable number.

6227401877 is a deficient number, since it is larger than the sum of its proper divisors (1).

6227401877 is an equidigital number, since it uses as much as digits as its factorization.

6227401877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 263424, while the sum is 44.

The square root of 6227401877 is about 78913.8889993390. Note that the first 3 decimals coincide. The cubic root of 6227401877 is about 1839.7930096590.

The spelling of 6227401877 in words is "six billion, two hundred twenty-seven million, four hundred one thousand, eight hundred seventy-seven".