464136121 has 2 divisors, whose sum is σ = 464136122. Its totient is φ = 464136120.

The previous prime is 464136053. The next prime is 464136133. The reversal of 464136121 is 121631464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 408484521 + 55651600 = 20211^2 + 7460^2 .

It is a cyclic number.

It is not a de Polignac number, because 464136121 - 2¹³ = 464127929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 464136121.

It is not a weakly prime, because it can be changed into another prime (464136191) 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, 232068060 + 232068061.

It is an arithmetic number, because the mean of its divisors is an integer number (232068061).

Almost surely, 2^464136121 is an apocalyptic number.

It is an amenable number.

464136121 is a deficient number, since it is larger than the sum of its proper divisors (1).

464136121 is an equidigital number, since it uses as much as digits as its factorization.

464136121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 28.

The square root of 464136121 is about 21543.8186262324. The cubic root of 464136121 is about 774.2510258385.

Adding to 464136121 its reverse (121631464), we get a palindrome (585767585).

The spelling of 464136121 in words is "four hundred sixty-four million, one hundred thirty-six thousand, one hundred twenty-one".