7478508283 has 2 divisors, whose sum is σ = 7478508284. Its totient is φ = 7478508282.

The previous prime is 7478508277. The next prime is 7478508311. The reversal of 7478508283 is 3828058747.

It is a weak prime.

It is an emirp because it is prime and its reverse (3828058747) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7478508283 - 2⁵ = 7478508251 is a prime.

It is a super-2 number, since 2×7478508283² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7478508283.

It is not a weakly prime, because it can be changed into another prime (7478508083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3739254141 + 3739254142.

It is an arithmetic number, because the mean of its divisors is an integer number (3739254142).

Almost surely, 2^7478508283 is an apocalyptic number.

7478508283 is a deficient number, since it is larger than the sum of its proper divisors (1).

7478508283 is an equidigital number, since it uses as much as digits as its factorization.

7478508283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3010560, while the sum is 52.

The square root of 7478508283 is about 86478.3688733778. The cubic root of 7478508283 is about 1955.5623156412.

The spelling of 7478508283 in words is "seven billion, four hundred seventy-eight million, five hundred eight thousand, two hundred eighty-three".