82455313 has 2 divisors, whose sum is σ = 82455314. Its totient is φ = 82455312.

The previous prime is 82455293. The next prime is 82455337. The reversal of 82455313 is 31355428.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77035729 + 5419584 = 8777^2 + 2328^2 .

It is a cyclic number.

It is not a de Polignac number, because 82455313 - 2¹³ = 82447121 is a prime.

It is not a weakly prime, because it can be changed into another prime (82455013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41227656 + 41227657.

It is an arithmetic number, because the mean of its divisors is an integer number (41227657).

Almost surely, 2^82455313 is an apocalyptic number.

It is an amenable number.

82455313 is a deficient number, since it is larger than the sum of its proper divisors (1).

82455313 is an equidigital number, since it uses as much as digits as its factorization.

82455313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 31.

The square root of 82455313 is about 9080.4907907007. The cubic root of 82455313 is about 435.2507701034.

The spelling of 82455313 in words is "eighty-two million, four hundred fifty-five thousand, three hundred thirteen".