1082455217 has 4 divisors (see below), whose sum is σ = 1084715520. Its totient is φ = 1080194916.

The previous prime is 1082455201. The next prime is 1082455223. The reversal of 1082455217 is 7125542801.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1082455217 - 2⁴ = 1082455201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1082455237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1129433 + ... + 1130390.

It is an arithmetic number, because the mean of its divisors is an integer number (271178880).

Almost surely, 2^1082455217 is an apocalyptic number.

It is an amenable number.

1082455217 is a deficient number, since it is larger than the sum of its proper divisors (2260303).

1082455217 is an equidigital number, since it uses as much as digits as its factorization.

1082455217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2260302.

The product of its (nonzero) digits is 22400, while the sum is 35.

The square root of 1082455217 is about 32900.6871812733. The cubic root of 1082455217 is about 1026.7624540391.

The spelling of 1082455217 in words is "one billion, eighty-two million, four hundred fifty-five thousand, two hundred seventeen".