63275077 has 2 divisors, whose sum is σ = 63275078. Its totient is φ = 63275076.

The previous prime is 63275029. The next prime is 63275099. The reversal of 63275077 is 77057236.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63138916 + 136161 = 7946^2 + 369^2 .

It is a cyclic number.

It is not a de Polignac number, because 63275077 - 2⁷ = 63274949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63275777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31637538 + 31637539.

It is an arithmetic number, because the mean of its divisors is an integer number (31637539).

Almost surely, 2^63275077 is an apocalyptic number.

It is an amenable number.

63275077 is a deficient number, since it is larger than the sum of its proper divisors (1).

63275077 is an equidigital number, since it uses as much as digits as its factorization.

63275077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61740, while the sum is 37.

The square root of 63275077 is about 7954.5632815385. The cubic root of 63275077 is about 398.4840054096.

The spelling of 63275077 in words is "sixty-three million, two hundred seventy-five thousand, seventy-seven".