434738077 has 2 divisors, whose sum is σ = 434738078. Its totient is φ = 434738076.

The previous prime is 434738023. The next prime is 434738099. The reversal of 434738077 is 770837434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 298805796 + 135932281 = 17286^2 + 11659^2 .

It is a cyclic number.

It is not a de Polignac number, because 434738077 - 2⁷ = 434737949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434738477) 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, 217369038 + 217369039.

It is an arithmetic number, because the mean of its divisors is an integer number (217369039).

Almost surely, 2^434738077 is an apocalyptic number.

It is an amenable number.

434738077 is a deficient number, since it is larger than the sum of its proper divisors (1).

434738077 is an equidigital number, since it uses as much as digits as its factorization.

434738077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 395136, while the sum is 43.

The square root of 434738077 is about 20850.3735458145. The cubic root of 434738077 is about 757.5463790328.

It can be divided in two parts, 4347 and 38077, that added together give a palindrome (42424).

The spelling of 434738077 in words is "four hundred thirty-four million, seven hundred thirty-eight thousand, seventy-seven".