465016121 has 2 divisors, whose sum is σ = 465016122. Its totient is φ = 465016120.

The previous prime is 465016109. The next prime is 465016129. The reversal of 465016121 is 121610564.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 349690000 + 115326121 = 18700^2 + 10739^2 .

It is a cyclic number.

It is not a de Polignac number, because 465016121 - 2¹⁸ = 464753977 is a prime.

It is not a weakly prime, because it can be changed into another prime (465016129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232508060 + 232508061.

It is an arithmetic number, because the mean of its divisors is an integer number (232508061).

Almost surely, 2^465016121 is an apocalyptic number.

It is an amenable number.

465016121 is a deficient number, since it is larger than the sum of its proper divisors (1).

465016121 is an equidigital number, since it uses as much as digits as its factorization.

465016121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 465016121 is about 21564.2324463450. The cubic root of 465016121 is about 774.7400423996.

Adding to 465016121 its reverse (121610564), we get a palindrome (586626685).

The spelling of 465016121 in words is "four hundred sixty-five million, sixteen thousand, one hundred twenty-one".