425553077 has 2 divisors, whose sum is σ = 425553078. Its totient is φ = 425553076.

The previous prime is 425553031. The next prime is 425553083. The reversal of 425553077 is 770355524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 401040676 + 24512401 = 20026^2 + 4951^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425553077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425553077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425553277) 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, 212776538 + 212776539.

It is an arithmetic number, because the mean of its divisors is an integer number (212776539).

Almost surely, 2^425553077 is an apocalyptic number.

It is an amenable number.

425553077 is a deficient number, since it is larger than the sum of its proper divisors (1).

425553077 is an equidigital number, since it uses as much as digits as its factorization.

425553077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 147000, while the sum is 38.

The square root of 425553077 is about 20628.9378543831. The cubic root of 425553077 is about 752.1732974730.

The spelling of 425553077 in words is "four hundred twenty-five million, five hundred fifty-three thousand, seventy-seven".