82755331 has 2 divisors, whose sum is σ = 82755332. Its totient is φ = 82755330.

The previous prime is 82755289. The next prime is 82755341. The reversal of 82755331 is 13355728.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82755331 - 2²³ = 74366723 is a prime.

It is a super-2 number, since 2×82755331² = 13696889617839122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (82755341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41377665 + 41377666.

It is an arithmetic number, because the mean of its divisors is an integer number (41377666).

Almost surely, 2^82755331 is an apocalyptic number.

82755331 is a deficient number, since it is larger than the sum of its proper divisors (1).

82755331 is an equidigital number, since it uses as much as digits as its factorization.

82755331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 34.

The square root of 82755331 is about 9096.9957128714. The cubic root of 82755331 is about 435.7780254226.

The spelling of 82755331 in words is "eighty-two million, seven hundred fifty-five thousand, three hundred thirty-one".