7213479017 has 2 divisors, whose sum is σ = 7213479018. Its totient is φ = 7213479016.

The previous prime is 7213478977. The next prime is 7213479023. The reversal of 7213479017 is 7109743127.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6675053401 + 538425616 = 81701^2 + 23204^2 .

It is a cyclic number.

It is not a de Polignac number, because 7213479017 - 2¹⁶ = 7213413481 is a prime.

It is not a weakly prime, because it can be changed into another prime (7213479037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3606739508 + 3606739509.

It is an arithmetic number, because the mean of its divisors is an integer number (3606739509).

Almost surely, 2^7213479017 is an apocalyptic number.

It is an amenable number.

7213479017 is a deficient number, since it is larger than the sum of its proper divisors (1).

7213479017 is an equidigital number, since it uses as much as digits as its factorization.

7213479017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 74088, while the sum is 41.

The square root of 7213479017 is about 84932.2024735024. The cubic root of 7213479017 is about 1932.1830039568.

It can be divided in two parts, 72134 and 79017, that added together give a palindrome (151151).

The spelling of 7213479017 in words is "seven billion, two hundred thirteen million, four hundred seventy-nine thousand, seventeen".