481274513 has 2 divisors, whose sum is σ = 481274514. Its totient is φ = 481274512.

The previous prime is 481274491. The next prime is 481274527. The reversal of 481274513 is 315472184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 359216209 + 122058304 = 18953^2 + 11048^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-481274513 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (481274543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240637256 + 240637257.

It is an arithmetic number, because the mean of its divisors is an integer number (240637257).

Almost surely, 2^481274513 is an apocalyptic number.

It is an amenable number.

481274513 is a deficient number, since it is larger than the sum of its proper divisors (1).

481274513 is an equidigital number, since it uses as much as digits as its factorization.

481274513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 35.

The square root of 481274513 is about 21937.9696644881. The cubic root of 481274513 is about 783.6659087979.

The spelling of 481274513 in words is "four hundred eighty-one million, two hundred seventy-four thousand, five hundred thirteen".