235449015161 has 2 divisors, whose sum is σ = 235449015162. Its totient is φ = 235449015160.

The previous prime is 235449015149. The next prime is 235449015167. The reversal of 235449015161 is 161510944532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 180683654761 + 54765360400 = 425069^2 + 234020^2 .

It is a cyclic number.

It is not a de Polignac number, because 235449015161 - 2¹⁸ = 235448753017 is a prime.

It is not a weakly prime, because it can be changed into another prime (235449015167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117724507580 + 117724507581.

It is an arithmetic number, because the mean of its divisors is an integer number (117724507581).

Almost surely, 2^235449015161 is an apocalyptic number.

It is an amenable number.

235449015161 is a deficient number, since it is larger than the sum of its proper divisors (1).

235449015161 is an equidigital number, since it uses as much as digits as its factorization.

235449015161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 41.

Adding to 235449015161 its reverse (161510944532), we get a palindrome (396959959693).

The spelling of 235449015161 in words is "two hundred thirty-five billion, four hundred forty-nine million, fifteen thousand, one hundred sixty-one".