481106309 has 2 divisors, whose sum is σ = 481106310. Its totient is φ = 481106308.

The previous prime is 481106299. The next prime is 481106363. The reversal of 481106309 is 903601184.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 303630625 + 177475684 = 17425^2 + 13322^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-481106309 is a prime.

It is a super-3 number, since 3×481106309³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481106369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240553154 + 240553155.

It is an arithmetic number, because the mean of its divisors is an integer number (240553155).

Almost surely, 2^481106309 is an apocalyptic number.

It is an amenable number.

481106309 is a deficient number, since it is larger than the sum of its proper divisors (1).

481106309 is an equidigital number, since it uses as much as digits as its factorization.

481106309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 481106309 is about 21934.1357021424. The cubic root of 481106309 is about 783.5746018644.

The spelling of 481106309 in words is "four hundred eighty-one million, one hundred six thousand, three hundred nine".