434401313161 has 2 divisors, whose sum is σ = 434401313162. Its totient is φ = 434401313160.

The previous prime is 434401313119. The next prime is 434401313179. The reversal of 434401313161 is 161313104434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 430854396025 + 3546917136 = 656395^2 + 59556^2 .

It is a cyclic number.

It is not a de Polignac number, because 434401313161 - 2⁷ = 434401313033 is a prime.

It is not a weakly prime, because it can be changed into another prime (434401313861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217200656580 + 217200656581.

It is an arithmetic number, because the mean of its divisors is an integer number (217200656581).

Almost surely, 2^434401313161 is an apocalyptic number.

It is an amenable number.

434401313161 is a deficient number, since it is larger than the sum of its proper divisors (1).

434401313161 is an equidigital number, since it uses as much as digits as its factorization.

434401313161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 434401313161 its reverse (161313104434), we get a palindrome (595714417595).

The spelling of 434401313161 in words is "four hundred thirty-four billion, four hundred one million, three hundred thirteen thousand, one hundred sixty-one".