523414235161 has 2 divisors, whose sum is σ = 523414235162. Its totient is φ = 523414235160.

The previous prime is 523414235147. The next prime is 523414235167. The reversal of 523414235161 is 161532414325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 483364219536 + 40050015625 = 695244^2 + 200125^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-523414235161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 523414235161.

It is not a weakly prime, because it can be changed into another prime (523414235167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261707117580 + 261707117581.

It is an arithmetic number, because the mean of its divisors is an integer number (261707117581).

Almost surely, 2^523414235161 is an apocalyptic number.

It is an amenable number.

523414235161 is a deficient number, since it is larger than the sum of its proper divisors (1).

523414235161 is an equidigital number, since it uses as much as digits as its factorization.

523414235161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 37.

Adding to 523414235161 its reverse (161532414325), we get a palindrome (684946649486).

The spelling of 523414235161 in words is "five hundred twenty-three billion, four hundred fourteen million, two hundred thirty-five thousand, one hundred sixty-one".