481636313 has 2 divisors, whose sum is σ = 481636314. Its totient is φ = 481636312.

The previous prime is 481636283. The next prime is 481636319. The reversal of 481636313 is 313636184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 480354889 + 1281424 = 21917^2 + 1132^2 .

It is a cyclic number.

It is not a de Polignac number, because 481636313 - 2¹⁰ = 481635289 is a prime.

It is a Chen prime.

It is equal to p_25438274 and since 481636313 and 25438274 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (481636319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240818156 + 240818157.

It is an arithmetic number, because the mean of its divisors is an integer number (240818157).

Almost surely, 2^481636313 is an apocalyptic number.

It is an amenable number.

481636313 is a deficient number, since it is larger than the sum of its proper divisors (1).

481636313 is an equidigital number, since it uses as much as digits as its factorization.

481636313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 35.

The square root of 481636313 is about 21946.2140926402. The cubic root of 481636313 is about 783.8622342487.

It can be divided in two parts, 48 and 1636313, that added together give a palindrome (1636361).

The spelling of 481636313 in words is "four hundred eighty-one million, six hundred thirty-six thousand, three hundred thirteen".