5215398073 has 2 divisors, whose sum is σ = 5215398074. Its totient is φ = 5215398072.

The previous prime is 5215398053. The next prime is 5215398079. The reversal of 5215398073 is 3708935125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2860431289 + 2354966784 = 53483^2 + 48528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5215398073 is a prime.

It is a super-2 number, since 2×5215398073² = 54400754119704226658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5215398079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2607699036 + 2607699037.

It is an arithmetic number, because the mean of its divisors is an integer number (2607699037).

Almost surely, 2^5215398073 is an apocalyptic number.

It is an amenable number.

5215398073 is a deficient number, since it is larger than the sum of its proper divisors (1).

5215398073 is an equidigital number, since it uses as much as digits as its factorization.

5215398073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 5215398073 is about 72217.7130141906. The cubic root of 5215398073 is about 1734.1865784813.

The spelling of 5215398073 in words is "five billion, two hundred fifteen million, three hundred ninety-eight thousand, seventy-three".