497810077 has 2 divisors, whose sum is σ = 497810078. Its totient is φ = 497810076.

The previous prime is 497810009. The next prime is 497810101. The reversal of 497810077 is 770018794.

497810077 is nontrivially palindromic in base 4.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 486378916 + 11431161 = 22054^2 + 3381^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-497810077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (497810477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248905038 + 248905039.

It is an arithmetic number, because the mean of its divisors is an integer number (248905039).

Almost surely, 2^497810077 is an apocalyptic number.

It is an amenable number.

497810077 is a deficient number, since it is larger than the sum of its proper divisors (1).

497810077 is an equidigital number, since it uses as much as digits as its factorization.

497810077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98784, while the sum is 43.

The square root of 497810077 is about 22311.6578720632. The cubic root of 497810077 is about 792.5400680979.

The spelling of 497810077 in words is "four hundred ninety-seven million, eight hundred ten thousand, seventy-seven".